4000 IELTS Academic Words

Free Online Vocabulary Test
K12, SAT, GRE, IELTS, TOEFL
Want to know your IELTS vocabulary level? Try the Test Page. You can also Report My Test to us; Our tutors may view your testing and give you a suggestion. It is a FREE service.
Vocabulary Study Online by Level
Vocabulary Study Online
Vocabulary Study Online By Level (VSOBL) is a Fast, Reliable, and Handy tool to prepare English exam vocabulary. (Available for all VIP accounts: US$2/Month). It has built-in word lists: 6000 IELTS words, 6000 TOEFL words, 5000 GRE words, and 3000 SAT words. You can load them by level with one click.
  Academic Words Level 1 - 1 - Printable Flashcards
Word List   Next    
Print cards
Exam Word - https://www.examword.com/ Total words: 300

IELTS Academic Words Level 1 - 1: Print Flashcard

abandon
n. [التخلي عن] lacking restraint or control; feeling of extreme emotional intensity; unbounded enthusiasm
abort
v. [إفشال] stop; terminate before completion; terminate a pregnancy
abortion
n. [الإجهاض] termination of pregnancy; failure of a plan
absurd
a. [سخيفة] preposterous; ridiculously incongruous or unreasonable; foolish
abuse
n. [مخالف] improper use or handling; misuse
academic
a. [الأكاديمية] related to school; not practical or directly useful; relating to the scholarly organization; based on formal education
academy
n. [مساءلة] school for special instruction; society of scholars, scientists, or artists
access
n. [عكس الوصول] approach; entry; entrance
account
n. [حساب] narrative or record of events; the reason given for a particular action or event
accountant
n. [محاسب] one who maintains and audits business accounts
accurate
a. [دقيقة] capable of providing a correct reading or measurement; performing with care and precision
accuse
v. [يتهمون] blame; say that someone has done something morally wrong, illegal, or unkind
accused
n. [أكاديمية متهم] defendant or defendants in a criminal case; a person charged with an offense
acid
n. [حمض] sour; water-soluble compounds having a sour taste; quality of being sarcastic, bitter, or scornful
acknowledge
v. [محمض] declare to be true or admit; express obligation, thanks
address
v. [العنوان] make a formal speech to; deal with or discuss; direct efforts or attention of
adjust
v. [توفق] change something slightly, especially to make it more correct, effective, or suitable
administration
n. [الإدارة] management; supervision; people who are in charge of management; the activity of government for powers and duties
adopt
v. [نعلن تبني] accept; take on; raise; take into one's family
adore
v. [أعشق] worship with profound reverence; pay divine honors to; regard with the utmost esteem and affection
adult
n. [أخلاقي] one who has attained maturity or legal age; fully grown
affect
v. [يؤثر] have an emotional or cognitive impact upon
affection
n. [المودة] fondness; tender feeling toward another; fondness
afford
v. [أدخر بعض] pay; provide; have the financial means for; bear the cost of
agency
n. [وكالة] a business that serves other businesses; an administrative unit of government
agenda
n. [جدول الأعمال] items of business at a meeting; list or program of things to be done or considered
aggressive
a. [جذابة] making assaults; unjustly attacking; combative; hostile; tending to spread quickly
agreement
n. [اتفاقية] state of agreeing; harmony of opinion, statement, action, or character
aid
n. [مساعدات] person or thing that promotes or helps in something done; helper; assistant
air
v. [عذاب الهواء] be broadcast on television or radio
aisle
n. [الممر] passageway between rows of seats, as in an auditorium or an airplane; the wing of a building
alarm
n. [الإنذار المبكر] any sound or information intended to give notice of approaching danger
album
n. [الألبوم] a list of names; a register for visitors; a blank book to insert autographs sketches, memorial writing, photographs
alien
a. [الغريبة] dissimilar, inconsistent, or opposed in nature; very different place, society, or person
alliance
n. [تحالف] state of being allied; the act of allying or uniting; a union of interests between families, states, parties
ally
n. [حليف] confederate; partner; collaborator
alone
a. [وحده] solitary; by oneself, not with any other people  
alternative
n. [بديلة] one of two or more things, ideas, or courses of action that may be used; option or choice
amaze
v. [تدهش] astonish; affect with wonder
ambassador
n. [السفير] authorized messenger or representative
ambulance
n. [الإسعاف] field hospital organized as to follow an army in its movements; a wagon for conveying the wounded to hospital
amount
n. [المبلغ] total of two or more quantities; aggregate; sum
anniversary
a. [ذكرى] annual; yearly; annual return of the day on which any notable event took place
annual
a. [السنوي] occurring or payable every year
anonymous
a. [المجهولين] having no name; having an unknown or unacknowledged name
antique
n. [عتيق] any furniture old and valuable; out of fashion
anxiety
n. [القلق] concern something  in a state of painful uneasiness;  state of restlessness and agitation
anyhow
ad. [على أية حال] in any way or manner whatever; at any rate; in any event
apart
ad. [باستثناء] separately, regarding space or company; in a state of separation as to place; aside
appeal
n. [اعتذاري نداء] attraction; charm; attract; fascinate; challenge
appetite
n. [الشهية : يقلل] instinctive physical desire, especially one for food or drink
apply
v. [تقدم] exert; put into service; avail oneself to;
appointment
n. [تعيين] act of putting a person into a non-elective position; arrangement
appreciate
v. [نقدر] be thankful for; increase in worth; be thoroughly conscious of
approach
n. [المنهج] a way of considering or doing something
appropriate
v. [المناسبة] acquire; take possession of for one's own use; set apart for specific use
approval
n. [الموافقة] official approbation; endorsement; an act of approving
area
n. [منطقة] a plane surface, as of the floor of a room; open space in a building; the enclosed space; extent; scope; range
argue
v. [يجادل] invent and offer reasons to support or overthrow a proposition, opinion, or measure; debate
arrogant
a. [تنتحل] arising from feeling or assumption of one's superiority toward others
article
n. [المادة] essay; editorial; individual thing or element of a class
ashamed
a. [يخجلون] affected by shame; abashed or confused by guilt
aside
ad. [جانبا] on, or to, one side; out of a straight line, course, or direction; at a little distance from the rest
aspirin
n. [الاسبرين] white crystalline compound drug to relieve pain and reduce fever and inflammation
assault
n. [الاعتداء] a violent attack; an onslaught
assist
v. [مساعدة] give help or support to, especially as a subordinate
associate
v. [مشارك] connect or join together; combine
assume
v. [أتقلد] suppose; presume; take on; bear
assure
v. [ضمان] tell someone confidently that something is true; guarantee; convince
attack
n. [هجوم] offensive move; expression of strong criticism; hostile comment
attempt
n. [محاولة] the action of trying at something
attend
v. [حضور] be present at; go to; take care of; tend
attitude
n. [المسلك] posture, action, or disposition of a figure or a statue
attorney
n. [المحامي] lawyer; one who is appointed by another to act in his place or stead; proxy
attractive
a. [حجية] appealing; pleasing; inviting; tempting
auction
n. [مزادات] public sale of property to the highest bidder
audience
n. [المقابلة] a group of people within hearing; crowd seeing a stage performance
authority
n. [مسموعة السلطة] jurisdiction; power to enforce laws, exact obedience, command, determine, or judge; government
available
a. [متاحة] convenient for use or disposal; not busy, free; obtainable; accessible
avoid
v. [تجنب] shield away from; prevent
aware
a. [يعون] knowing; having knowledge or cognizance
awful
a. [فظيعة] causing fear, dread, or terror; extremely bad or unpleasant; terrible
awkward
a. [محرجا] difficult to handle or manage
bachelor
n. [بكالوريوس] unmarried men; the first or lowest academic degree conferred by universities and colleges
backward
a. [الى الوراء] directed to the back or rear; unwilling; averse; reluctant; hesitating; undeveloped
bacon
n. [باكون] back and sides of a pig salted and smoked
badge
n. [بادج] a distinctive mark, token, or sign worn on the person
baggage
n. [الأمتعة] trunks, bags, parcels, and suitcases in which one carries one's belongings while traveling; luggage
bait
v. [القفص] harass; tease; lure, entice, or entrap
bake
v. [خبز] prepare, as food, by cooking in dry heat, either in an oven or under coals, or on heated stone or metal
balance
n. [التوازن] being in equilibrium; equilibrium; symmetry; stability
balcony
n. [شرفة] platform projecting from the wall of a building
bald
a. [بولد] hairless; lacking a natural or usual covering
ballet
n. [باليه] a sort of theatrical representation by dancers
band
n. [باند] orchestra; team; strip; ribbon; belt; unite; ally
bang
n. [بانغ] a vigorous blow; a conspicuous success
banner
n. [بانر] flag; sign; a newspaper headline that runs across the full page
bar
n. [بار] a counter where you can obtain food or drink; cafe; strip; stick
barbecue
n. [الشواء] a rack to hold meat for cooking over hot charcoal usually out of doors
bare
a. [باري] lacking the usual or appropriate covering or clothing
barely
ad. [بالكاد] just; only; hardly; scarcely
bargain
n. [صفقة] agreement between parties concerning the sale of property
barn
n. [الشونة] an outlying farm building for storing grain or animal feed and housing farm animals
barrel
n. [برميل] vessel; large cylindrical container
baseball
n. [البيسبول] game played with a bat and ball by two opposing teams of nine players; ball used in this game
basement
n. [قبو] cellar; a part of a building that is below the level of the first floor
battery
n. [البطارية] beating or pounding; set of guns or heavy artillery; a dry cell that produces an electric current
bay
n. [باي] an inlet of the sea, usually smaller than a gulf; a small body of water set off from the main body
beam
n. [شعاع دمية للأطفال] ray of light; a long piece of metal or wood; long piece fixed or movable in structure, machine, or tool
bear
v. [الدب] support; sustain; carry; have; yield; give birth; hold up or support
bearing
n. [وإذ تضع] carrying another part; patient endurance; suffering without complaint; the act of producing or giving birth
beat
v. [تهزم] whip; strike; defeat; hit repeatedly
beaten
a. [ضرب] formed or made thin by hammering; totally worn-out; exhausted
behalf
n. [باسم] represent;  advantage, benefit, the interest of someone
behave
v. [التصرف] perform; conduct oneself in a proper way
belly
n. [شرقي] part of the human body which extends downward from breast to thighs, and contains bowels; womb
beloved
a. [الحبيب] greatly loved; dear to the heart
bend
v. [ينحني] strain or move out of a straight line; curve; turn toward some certain point
benefit
n. [المنافع] advantage; something that aids or promotes well-being; welfare; gain
bent
a. [عازمة] determined to do or have
bet
n. [الرهان] stake or pledge upon the event of a contingent issue; amount or object risked in a wager
betray
v. [خيانة] be unfaithful; reveal unconsciously or unwillingly
bid
v. [عرض] make an offer of; propose; offer in words; declare, as a wish, a greeting, a threat, or defiance
bite
v. [بايت] pierce the skin with teeth; seize with the teeth; sting with a stinger; eat into; have a sharp taste
bitter
a. [المر] harsh or corrosive in tone; painful; acrid; acrimonious
bizarre
a. [غريبة] fantastic; violently contrasting; strangely unconventional in style or appearance
blame
v. [تلوموا] condemn; rebuke; find fault with; censure
blank
a. [فارغة] of white or pale color; without color; empty; void
blast
n. [انفجار] explode; burst; gale; a powerful gust of wind or air
bleed
v. [تنزف] emit blood; lose blood; withdraw blood from the body
bless
v. [يبارك] make or pronounce holy; consecrate; make happy
block
v. [المنع] hinder; obstruct;  indicate broadly without great detail; sketch
blonde
a. [شقراء] of a fair color; light-colored; as, blond hair; a blond complexion.
board
n. [المجلس] a committee having supervisory powers; a flat piece of material designed for a special purpose
boarding
n. [الداخلية] wooden boards collectively; act of entering a ship; supplying with meals and lodgings for pay
bold
a. [جريئة] brave; daring; intrepid; impudent
bolt
v. [الترباس] dash or dart off; move or jump suddenly
bond
n. [الكفالة] link; connection; uniting force or tie; binding agreement; duty
bonus
n. [منحة] an extra dividend to the shareholders; money paid in addition to a stated compensation
boom
n. [انتعاش] bonanza; prosperity; prosper; expand; flourish
booth
n. [بوث] house or shed built for temporary occupation; covered stall or temporary structure
border
n. [الحدود] outer part or edge of anything, as of a garment, a garden; margin; verge; brink; boundary
bore
v. [تتحمل] drill; make a hole in or through, with or as if with a drill
bother
v. [عناء] annoy; trouble; make agitated or nervous; fluster
bounce
v. [ترتد] jolt; rebound after having struck an object or a surface
bound
n. [ملزمة] tied; held; committed; limit; constraint; leap; jump
boutique
n. [بوتيك] small shop within a large department store or supermarket
brand
n. [العلامة التجارية] a burning piece of wood; mark made by burning with a hot iron; distinctive mark upon in any way
break
n. [استراحة] opportunity to do something; pause or interval, as from work; a sudden change
breakdown
n. [انهيار] process of failing to function or continue; a sudden collapse in physical or mental health; summary of itemized data
breeze
n. [نسيم] light current of air; gentle wind; progress swiftly and effortlessly
bribe
n. [رشوة] something serving to influence or persuade; reward or gift to prevent judgment
brief
a. [نبذة] short in time, duration, length, or extent; concise
briefcase
n. [شنطة] portable, often flat case with a handle, used for carrying papers or books
brilliant
a. [معان] full of light; shining; bright; sharp and clear in tone
brutal
a. [الهمجي] like a brute; savage; cruel; inhuman; merciless
bubble
n. [فقاعة] foam; dome-shaped covering made of transparent glass or plastic; fantastic or impracticable idea or belief
buck
v. [باك] move quickly and violently; jump vertically; strive with determination
bucket
n. [قادوس] vessel for drawing up water from a well; a vessel for hoisting and conveying coal, ore, grain
bud
n. [مهدها] one that is not yet fully developed; sprout
budget
n. [الإبزيم الميزانية] estimate; a sum of money allocated for a particular purpose
bug
n. [علة] general name applied to various insects
bull
n. [بول] male of any species of cattle; large, strong, and aggressive person; optimist regarding business conditions
bully
n. [الفتوة] noisy, blustering fellow; one who is threatening and quarrelsome; insolent, tyrannical fellow
bump
n. [نتوء] impact as from a collision; lump on the body caused by a blow
bunch
n. [بانش] clump; cluster; gathering
bush
n. [بوش] place abounding in trees or shrubs; the wild forest
business
n. [اقتصاد] rightful concern or responsibility; occupation, work, or trade-in which a person is engaged; commercial enterprise
bust
n. [تمثال نصفي] the occasion for excessive eating or drinking; complete failure; sculpture of the head and shoulders of a person
buzz
n. [طنين] confusion of activity and gossip; the sound of rapid vibration
cabin
n. [مقصورة] a small room on a ship or boat where people sleep
cabinet
n. [مجلس الوزراء] group of persons appointed by a head of state or a prime minister; hut; cottage; small house; small room; a closet
cable
n. [كابل] solid thick rope made of twisted steel or metal wire
cafe
n. [مقهى] coffee house; restaurant where coffee and liquors are served
cafeteria
n. [كافتيريا] a restaurant where you serve yourself and pay a cashier
calendar
n. [التقويم] the orderly arrangement as years, months, weeks, and days; a table showing months, weeks, and days
campaign
n. [الحملة] battle; a series of actions advancing a principle or tending toward a particular end
campus
n. [الحرم الجامعي] the field where the buildings of a university are situated
cancel
v. [إلغاء] revoke; call off; omit or delete
candidate
n. [مرشح] a person who is considered for something; a person who is nominated for an office, prize, or honor
capable
a. [الأسير] having the ability required for a specific task
capacity
n. [القدرات] mental or physical ability; ability to accommodate
cape
n. [كيب] piece or point of land, extending beyond the adjacent coast into the sea or a lake; sleeveless outer garment
capital
n. [عاصمة] wealth in the form of money or property; assets available for use; a city that is the official seat of government
capture
n. [كبسولة أسره] act of seizing by force, or getting possession of by superior power; thing taken by force, surprise, or stratagem
carrot
n. [ترغيب] the root of cultivated varieties of the plant, usually spindle-shaped and of a reddish yellow color
carry
v. [تنقل] convey or transport in any manner from one place to another; hold or support while moving; bear
cart
n. [السلة] common name for various kinds of vehicles; two-wheeled vehicle; light business wagon
carton
n. [كارتون] pasteboard for paper boxes; pasteboard box
cash
n. [النقدية] money paid at the time of purchase; money in the form of bills or coins; currency
cast
v. [كاست] assign the roles of; choose at random
casual
a. [رسمية] informal; purposeless; occurring by chance
catch
v. [تخطف] capture or seize, especially after a chase; take by or as if by trapping; reach just in time
catching
a. [اصطياد] act of seizing or taking hold of; captivating; alluring
catholic
a. [الكاثوليكية] broadly sympathetic; universal; related to Roman Catholic Church
cellar
n. [قبو] room or rooms under a building, and usually below the surface of the ground
cemetery
n. [سلة المحذوفات] place or ground set apart for the burial of the dead; graveyard
cereal
n. [الحبوب] grass such as wheat, oats, or corn, the starchy grains of which are used as a food
ceremony
n. [مراسم] a formal act or set of acts performed as prescribed by ritual or custom
certificate
n. [شهادة] the document attesting to the truth of certain stated facts; document issued to a person completing a course
challenge
v. [التحدي] assert a right; raise a formal objection; take exception to
chamber
n. [غرفة] cell; compartment; room
champagne
n. [شمبانيا] light wine, of several kinds, originally made in the province of Champagne, in France
champion
v. [بطل] protect or fight for the first place
channel
n. [قناة] passage for water or other fluids to flow through; bed of a stream or river; route of communication or access
chaos
n. [الفوضى] disorder; condition or place of great disorder or confusion; disorderly mass
chapel
n. [مصلى] place of worship that is smaller than and subordinate to a church; service conducted in a chapel
chapter
n. [الفصل] division of a book or treatise; assembly of monks; bishop's council; organized branch of some society
charge
v. [المسؤول] set or ask for a certain price; load to capacity; fill; instruct or urge authoritatively; command
charity
n. [الخيرية] activity or gift that benefits the public at large
charm
n. [سحر] power or quality of pleasing or delighting; attractiveness; item worn for its supposed magical benefit
chart
n. [الهيكل] graph; diagram;  map showing coastlines, water depths, or other information of use to navigators
chase
v. [ملاحقة] pursue to kill or take; hunt; follow as if to catch
chat
n. [الدردشة] talk without exchanging too much information; informal conversation
check
v. [تحقق] stop motion; curb or restrain
cheer
n. [يهتف] the lightness of spirits or mood; source of joy or happiness; festive food and drink; refreshment
cherish
v. [نعتز] harbor; treasure; treat with affection and tenderness; hold dear
chew
v. [تشو] bite and grind with the teeth
chief
a. [برئيس] highest in office or rank; principal; head
chill
a. [البرد] cool; freeze; a feeling of cold
chin
n. [الذقن] the central forward portion of the lower jaw; bottom of the face
chip
v. [رقاقة] cut small pieces from; diminish or reduce to shape; break or crack
choir
n. [جوقة] band or organized company of singers, especially in church service
choke
v. [خنق] breathe with great difficulty, as when experiencing a strong emotion; reduce the air supply
circuit
n. [الدائرة] electrical device that provides a path for electrical current to flow
circus
n. [السيرك] public entertainment of performances by acrobats, clowns, and trained animals
civil
a. [المدني] having to do with citizens or the state; courteous and polite
civilian
a. [المدنيين] of or relating to non-military life
claim
n. [مطالبة] demand for something as rightful or due
classic
n. [كلاسيكي] work of acknowledged excellence and authority, or its author; creation of the highest excellence
clearance
n. [تخليص] act of clearing; space cleared; permission to proceed or trust
click
v. [اضغط] make a slight, sharp noise by gentle striking; tick
client
n. [العميل] someone who pays to get goods or services
clinic
n. [عيادة] healthcare facility for outpatient care
clip
n. [كليب] a small section of filmed or filed material
closet
n. [خزانة] a small room or apartment; room for privacy
clue
n. [دليل] a ball of thread or cord; thread; something guides or directs anything of a doubtful or intricate nature
coach
n. [المدرب] tutor; teacher; a vehicle carrying many passengers
cocaine
n. [الكوكايين] drug extracted from coca leaves as a surface anesthetic or taken for pleasure, that can become addictive
code
n. [قواعد] body of law; system of rules or regulations relating to one subject; system of symbols, letters, or words
coin
v. [عملة] make pieces of money from metal; invent or fabricate
coincidence
n. [صدفة] two or more things occurring at the same time by chance
column
n. [عامود] pillar; cylindrical or polygonal support for roof; anything resembling, in form or position; upright body or mass
combat
v. [مكافحة] struggle as with an opposing force; fight with
combine
v. [الجمع بين] blend; fuse; merge
comedy
n. [كوميديا] light and humorous drama with a happy ending
comic
a. [كوميدي] arousing or provoking laughter; ridiculous; amusing; humorous
comment
v. [تعليق] express an opinion; remark
commercial
a. [التجارية] money-making; involved in work that is intended for the mass market
commission
n. [جنة] fee for services; a group of people appointed to find out about something; authorize
commit
v. [ارتكاب] do something that cannot be changed; cause to be admitted
commitment
n. [التزام] pledge, undertaking; an act of binding yourself  to a course of action
committee
n. [لجنة] special group delegated to consider some matter
communicate
v. [لجنة التواصل] send information about; make known; impart; reveal clearly
communication
n. [الاتصالات] the activity of communicating; the activity of conveying information
community
n. [المجتمع] society; a group of people living in the same locality and under the same government
company
n. [شركة] team; guard team; group of persons; business enterprise
compare
v. [مقارنة] examine and note the similarities or differences of
competition
n. [مسابقات] struggle; rivalry; an act of competing as for a profit prize
competitive
a. [تنافسية] of or pertaining to competition; producing competition; showing a fighting disposition
complex
a. [مجمع] complicated in structure; a whole structure, as a building, made up of interconnected or related structures
complicated
a. [معقدة] difficult to analyze or understand
compliment
n. [مجاملة] praise; commendation; say something to someone that expresses praise
compromise
v. [ضغط] adjust or settle by making mutual concessions; endanger the interests or reputation of
concentrate
v. [مركزات] bring to or direct toward a common center; unite more closely; gather into one body
concept
n. [التصور] something formed in mind; thought or notion
concern
n. [القلق] interest in any person or thing; regard; solicitude; anxiety
concrete
n. [الخرسانة] solid mass; covering with cement; hard, strong construction material consisting of sand, conglomerate, and gravel
condition
n. [الأحكام] mode or state of being; fitness; existing circumstances
conduct
v. [تصريف] direct the course of; manage or control; lead or guide
confess
v. [الاعتراف] acknowledge; admit that you have done something wrong
confidence
n. [الثقة] feeling secure or certain about something
confident
a. [واثق] assured; having or marked by assurance
confidential
a. [السرية] treated with confidence; trusted in; trustworthy; secret
confirm
v. [يؤكدون] support or establish the certainty or validity of; verify
conflict
n. [النزاع] fight; struggle; incompatibility of dates or events
confront
v. [مواجهة] be face to face with; oppose in hostility or competition; deal with
confusion
n. [ارتباك] a mistake that results from taking one thing to be another; lack of clarity or order
congress
n. [مؤتمرات] meeting of elected or appointed representatives
conscience
n. [الضمير] motivation deriving logically from ethical or moral principles; source of moral or ethical judgment
conscious
a. [إدراكا] awake, thinking, and knowing what is happening around you; alert
conspiracy
n. [المؤامرة] plot; intrigue; agreement to perform together an illegal, wrongful, or subversive act
constant
a. [ثابتة] invariable; repeating; continually occurring; persistent
constitution
n. [الدستور] law determining the fundamental political principles of a government; the act of forming something
consult
v. [استشارة] seek advice or information of; take into account; consider
consumer
n. [الاستهلاكية] people who buy goods or services
contact
v. [اتصل بنا] get in touch with; reach
contempt
n. [ازدراء] state of being despised or dishonored; disgrace; disobedience to, or open disrespect of
content
n. [المحتوى] volume; something contained; material, including text and images
contest
v. [المسابقة] contend for; call in question; oppose; dispute
contract
v. [عقد] constrict; make smaller; compress or concentrate
contrary
a. [على عكس] relation of direct opposition; very opposed in nature or character or purpose
convention
n. [اتفاقية] social or moral custom; formal meeting of members, representatives, or delegates; agreement between states
convict
v. [إدانة] find or declare guilty
conviction
n. [اقتناع] the judgment that someone is guilty of a crime; strongly held belief
convince
v. [يقنع] overpower; force to yield assent to truth; satisfy by proof; prove guilty
cooperate
v. [تعاون] work or act together toward a common end or purpose
core
n. [الأساسية] basic, center,  or most important part; the essence
corner
n. [زاوية] position at which two lines, surfaces, or edges meet and form an angle
corporate
a. [موثوق] united or combined into one body; collective; belonging to a corporation or incorporated body