| activate | start |
| adept | expert |
| adjacent | directly next to |
| advent | coming event |
| affliction | misery |
| allay | lessen |
| alliance | union for a common purpose |
| amity | friendliness |
| anecdote | brief story |
| appalling | terrible |
| anonymous | unidentified |
| appropriate | suitable |
| aristocrat | nobility |
| arrogance | excessive pride |