| A | B |
| acumen | sherewd judgement |
| adamant | stubbornly unyielding |
| adept | extremely skilled |
| adjudicate | to act as a judge |
| adjure | to appeal to |
| admonish | to caution or warn gently |
| adroit | skillful; highly competent |
| adulation | excessive flattery or admiration |
| adumbrate | to give a hint of something to come |
| aerie | a nest built high in the air |
| affected (adj) | phony, artificial |
| aggregate | a collective mass, the sum total |
| algorithm | an established procedure for solving a problem |
| alimentary | pertaining to food, nutrition or digestion |
| allay | to ease or lessen in intensity |
| amity | friendship |
| amorphous | having no definate form or shape |
| animus | a feeling of ill will |
| anodyne | a medicine that relieves pain |
| anomaly | a deviation from the common rule |
| anthropomorphic | giving human characteristics to animals or things |
| antiquated | too old to be faishonable |
| aphorism | short statement of a principle |
| aplomb | self-confident assurance; poise |
| apostate | one who renounces a religious faith |
| apposite | strikingly appropriate or well adapted |
| apprise | to give notice to, inform |
| appropriate (verb) | to assign to a particular purpose |
| arable | suitable for cultivation |
| arcane | secret, obscure; known only to a few |