annoy, v. molest, trouble, plague, hector, bother, vex, pester, aggravate, chafe.

annoyance, n. molestation, vexation, irritation, harassment; plague, nuisance, bore, torment, infliction, trouble, thorn.

annoying, a. troublesome, vexatious, carking.

annul, v. abrogate, nullify, rescind, invalidate, abolish, reverse, disannul, revoke.

annulment, n. abrogation, nullification, abolition, invalidation, revocation.

anointment, n. anointing, embrocation, unction; ointment, unguent.

anomalous, a. abnormal, irregular, aberrant, unnatural, exceptional.

anomaly, n. irregularity, abnormity, deviation.

another, n.  Associated Words:  vicarious, deputy, substitute, delegate, proxy, delegation.

answer, n. reply, response, rescript, repartee, rescription, rejoinder, retort; refutation, defense; solution.

answer, v. reply, respond, rejoin, retort.

answerable, a. liable, amenable, accountable, responsible; refutable.  Antonyms:  unanswerable, unaccountable, irrefutable.

answering, a. responsive, responsory, redditive (Gram.).

ant, n. emmet, pismire, formican; termite (white ant).

antagonist, n. opponent, foe, adversary, assailant, rival, foeman.

antagonistic, a. contradictory, repugnant, conflicting, renitent, adverse.

antecedence, n. priority, precedence, anteriority.  Antonym:  posteriority.

antecedent, a. anterior, preceding, prior, previous.  Antonym:  posterior.

anterior, a. prior, before, antecedent, previous.

antetype, n. prototype.

antic, n. caper, dido, trick, gambol, prank; clown, zany, harlequin, buffoon.

anticipate, v. expect, forestall, preclude, obviate.

anticipation, n. expectation, preclusion, preoccupation, foretaste, antepast, forethought.

antidote, n. counterpoison, alexipharmic, alexiteric; corrective, remedy, cure.

antipathy, n. aversion, enmity, dislike, hatred; contrariety, repugnancy.

antiquarian, n. antiquary, archaeologist.

antiquated, a. archaic, antique, obsolete, ancient, old-fashioned.

antique, a. archaic, old, antiquated, ancient.

antiquity, n.  Associated Words:  archaeology, paleography, paleology, paleontology.

antler, n.  Associated Words:  deciduous, troching, croche, burr, fraying, tyne, velvet.

antonym, n. counterterm.

anxiety, n. solicitude, apprehension, disquietude, foreboding.  Antonyms:  assurance, indifference, calmness, satisfaction, unconcern.

anxious, a. solicitous, apprehensive, concerned, worried.  Antonyms:  unconcerned, assured, indifferent.

apathetic, a. passionless, unfeeling, unconcerned, indifferent.

apathy, n. dispassion, indifference, unconcern, insensibility.

ape, n. simian, pongo; gorilla, chimpanzee, orang-outang, baboon, troglodyte.  Associated Words:  simian, simial, pithecoid, pithecan.