| A | B |
| altruistic | unselfishly generous, concerned for others |
| ambiguous | unclear or doubtful in meaning |
| ambivalence | the state of having contradictory or conflicting emotional attitudes. |
| amorphous | formless, lacking shape or definition. |
| anachronistic | having an error involving time in a story |
| analogous | comparable |
| anarchist | person who seeks to overturn the established government; advicate if abolishing authority |
| anecdote | short accountof an amusing or interesting event |
| animosity | active enmity |
| anomaly | irregularity |
| antagonism | hostility; active resistance |
| antediluvian | antiquated, extremely ancient; referring to a time before the flood of Noah |
| antidote | medicine to counteract a poison or disease |
| antipathy | aversion; dislike |
| antiquated | old-fashioned; obsolete |
| apathy | lack of caring; indifference |
| apocryphal | untrue; made up |
| to appease | to pacify or soothe; relieve |
| apprehension | fear |
| arable | fit for growing crops |