| A | B |
| Abbreviate – | To shorten (a word or phrase) to a form representing the entire word or phrase. |
| Abstract – | Considered apart from concrete existence. To remove. To steal. To summarize. |
| According – | On the authority of <according to informed sources>. In keeping with <according to plan>. |
| Acronym – | A word formed from the initial letters or parts of a series of words. |
| Address – | To direct the efforts or attention of (oneself). To deal with |
| Affect – | To stimulate or imitate in order to impress. To influence. |
| Alter – | To make or become different. |
| Always – | At every instance, for all time; forever. |
| Analogy – | Correspondence in some respects between otherwise unlike things. |
| Analysis – | Separation of an intellectual or substantial whole into its parts for individual study |
| Analyze | To study or determine the nature and relationship of the parts of by analysis |
| Annotate | To make or furnish critical or explanatory notes or comments |
| Anticipate | To give advance thought; to foresee and deal with in advance |
| Application | An act of putting into use |
| Apply | To bring into action |
| Approach | To draw close to; near; the taking of preliminary steps toward a particular purpose |
| Appropriate | Especially suitable or compatible; to set apart for or assign to a particular purpose or use |
| Approximate | Nearly correct or exact |
| Argue | To give reasons for or against something |
| Argument | The act or process of arguing; |