Difficult IELTS Words - Group 11

authorization or certification; sanction, as given by a superior; an order that serves as authorization

brass musical instrument with brilliant tone

grieve or protest loudly and bitterly; express sorrow by a mournful vocal sound; moan; cry

having many talents; capable of working in many fields

craft, especially one larger than a rowboat, designed to navigate on water

quality of having legal force or effectiveness

play or move to and fro; move one way and the other; swing; be unsettled in opinion

wave lengths shorter than light but longer than X rays

grieve or protest loudly and bitterly; express sorrow by a mournful vocal sound; moan; cry

brass musical instrument with brilliant tone

charge below or under; charge less than is usual or suitable

subjected to enemy attack

everything under the same page or place

noise, as made by a crowd; riot or uprising

change aspect of; alter in form, appearance, substance, position; make different by a partial change; modify

shake, quiver; move or swing from side to side regularly

not due; not yet owing; not just, proper, or legal; ; excessive

cause to revolve or writhe; twist about; turn; twist

take note of; observe; attest to the legality of by signing one's name to

write under something else; subscribe; assume financial responsibility for; guarantee against failure

expensive or of high quality; appropriate for people with good incomes

a place where something is generated; encompassing, protective hollow or space

integrate; make into or become one unit

change aspect of; alter in form, appearance, substance, position; make different by a partial change; modify

expressed conclusion; a judgment or opinion

having many talents; capable of working in many fields

fervent, full of enthusiastic devotion

craft, especially one larger than a rowboat, designed to navigate on water

very cautious; on guard; watchful

annoy; disturb, especially by minor irritations; be a mystery or bewildering to

craft, especially one larger than a rowboat, designed to navigate on water

having many talents; capable of working in many fields

grieve or protest loudly and bitterly; express sorrow by a mournful vocal sound; moan; cry

difference in electrical charge between two points

annoy; disturb, especially by minor irritations; be a mystery or bewildering to

measurement of the extent of something from side to side

quality of having legal force or effectiveness

craft, especially one larger than a rowboat, designed to navigate on water

authorization or certification; sanction, as given by a superior; an order that serves as authorization

pain; grieve; vex; be pained or distressed; feel deep pity, sympathy, or tenderness