| A | B |
| abrupt | sudden;hasty |
| absolute | perfect;pure;total |
| abstract | not concrete;ideal;imagined |
| absurd | ridiculous |
| accord | to give as earned;a settlement of opposing views; an agreement; harmony |
| acute | sharp; severe; keen |
| adhere | to stick fast; to cling to; to follow closely |
| adopt | to take into one's family; to vote to accept |
| aerial | taking place in the air or atmosphere |
| aggravate | to make worse or more unpleasant |