1:
abbreviate 
make shorter; reduce to shorter form intended to represent full form, as for word or phrase
2:
aboard 
on a ship, train, plane or other vehicle; in or into a group, organization, or business
3:
absentee 
one who is absent or not in residence
4:
absolute 
perfect in quality or nature; complete; totally unlimited; certain
5:
absorption 
process of absorbing nutrients into the body after digestion; state of mental concentration
6:
absurd 
preposterous; ridiculously incongruous or unreasonable; foolish
7:
abundance 
great or plentiful amount; fullness to overflowing
8:
abundant 
plentiful; possessing riches or resources
9:
abuse 
improper use or handling; misuse
10:
academic 
related to school; not practical or directly useful; relating to scholarly organization; based on formal education
11:
accelerate 
move faster; cause to develop or progress more quickly; occur sooner than expected
12:
accelerated 
rapid; caused to move faster
13:
accountant 
one who maintains and audits business accounts
14:
accumulate 
pile up; collect; mount up; increase
15:
accuracy 
quality of nearness to the truth or the true value
16:
accurate 
capable of providing a correct reading or measurement; performing with care and precision
17:
acidity 
pH values below 7; taste experience when something acidic is taken into the mouth
18:
acquaintance 
personal knowledge or information about someone or something
19:
activate 
make active or more active; stimulate; make radioactive
20:
actuate 
put into motion or action; activate
21:
acumen 
mental keenness; quickness of perception
22:
acute 
quickly perceptive; keen; having a sharp point or tip; extremely sharp or severe
23:
adapt 
make fit for; change to suit a new purpose
24:
adaptation 
modification; alteration or adjustment in structure or habits
25:
adjoining 
neighboring; being in contact at some point or line; joining to
26:
adjustment 
making or becoming suitable; adjusting to circumstances
27:
administration 
management; supervision; people who are in charge for management; activity of government for powers and duties
28:
administrative 
of or relating to or responsible for administration
29:
administrator 
one who manages a government agency or department
30:
admire 
regard with wonder or astonishment; view with surprise; marvel at
31:
advancement 
progress; promotion; forward step; improvement
32:
adventurer 
one who enjoys exciting, dangerous activities, often in foreign countries
33:
adversely 
negatively; in an adverse manner; oppositely; inimically; offensively; unfortunately
34:
advocate 
one that argues for a cause; supporter or defender
35:
affinity 
natural attraction, liking, or feeling of kinship; relationship by marriage
36:
afflict 
cause pain, suffering or distress
37:
afford 
pay; provide; have the financial means for; bear the cost of
38:
agile 
moving quickly and lightly; mentally quick
39:
agility 
mentally quick; moving quickly and lightly
40:
agreeable 
ready to consent or submit; acceptable