- abdicate: (of a monarch) renounce the throne
- abduct: forcefully to take
- abhor: to hate, detest
- absurd: ridiculously unreasonable
- abyss: a very deep chasm
- accelerate: to increase in speed
- acclaim: praise, enthusiastic approval
- acute: sharp,crucial
- adage: a proverb or short statement that expresses a general truth
- adhere: stick fast to, hold
- adjourn: break off (a meeting) with the intention of resuming it later.
- adjunct: an additional and supplementary participle , an assistat
- admonish: reprimand firmly. ▶earnestly urge or warn
- adorn: to decorate, ornate
- adversary: opponent, enemy
- aeronautic: the study or practice of travel through the air
- affable: good-natured and sociable
- aghast: filled with horror or shock
- agility: able to move quickly and easily
- agitate: make troubled or nervous, disturb, to move around a lot
- aimless: without purpose or direction
- alleviate: make (pain or difficulty) less severe
- allure: powerful attraction or fascination
- aloof: not friendly; cool and distant
- amateur: a person who engages in a pursuit, especially a sport, on an unpaid basis
- amend: make minor improvements to (a document, etc.).
- angular: having angles or sharp corners
- animosity: strong hostility
- annihilate: destroy utterly. ▶defeat utterly
- antidote: a medicine taken to counteract a particular poison
- aperture: an opening, hole, or gap
- aqueuos: adjective resembling or containing water
- ardent: very enthusiastic or passionate
- arid: very dry; having little or no rain
- aroma: a pleasant and distinctive smell
- articulate: fluent and clear in speech
- artifice: clever devices or expedients, especially to trick or deceive others
- assaliable: vulnerable, exposed
- belligerence: aggressive or warlike behaviour
- bounty: something given or occurring in generous amounts. ▶generosity