| to adhere | to stick fast |
| adherent | supporter, follower |
| adjacent | adjoining, neighboring, close by |
| adjunct | sth added on or attached |
| to admonish | to warn, to reprove |
| admonition | warning |
| to adorn | to decorate |
| adroit | sklillful |
| adulation | flattery, admiration |
| to adulterate | to make impure by adding inferior or tainted substances |
| advent | arrival of sth important |
| adventitious | accidental, casual |
| adversary | opponent |
| adverse | unfavorable, hostile |
| adversity | poverty, misfortune |
| advocacy | support/ active pleading on sth's behalf |
| to advocate | to urge, to plead for |
| aerie | nest of a large bird of prey (eagle, hawk) |
| aesthetic | artistic |
| affable | easily approachable, warmly friendly |
| affected | artificial, pretended, assumed in order to impress |
| affidavit | written statement made under oath |
| affiliation | joining, associating with |
| affinity | kinship |
| affirmation | positive assertion/ confirmation/ solemn pledge |
| to affix | to fasten, to attach, to add on |
| affliction | state of distress/ cause of suffering |
| affluence | abundance, wealth |
| affront | insult, offense, intentional act of disrespect |
| aftermath | consequences, outcome, upshot |
| agenda | items of business at a meeting |
| agglomeration | collection, heap |
| to aggrandize | to increase or intensify |