human action, human activity, act - something that people do or cause to happen

brush-off - a curt or disdainful rejection

avoidance, shunning, turning away, dodging - deliberately avoiding; keeping away from or preventing from happening

abandonment, desertion, forsaking - the act of giving something up

forgoing, forswearing, renunciation - the act of renouncing; sacrificing or giving up or surrendering (a possession or right or title or privilege etc.)

nonacceptance, turndown - the act of refusing an offer; "the turndown was polite but very firm"

banishment, proscription - rejection by means of an act of banishing or proscribing someone

displacement - act of removing from office or employment

situation, state of affairs - the general state of things; the combination of circumstances at a given time; "the present international situation is dangerous"; "wondered how such a state of affairs had come about"; "eternal truths will be neither true nor eternal unless they have fresh meaning for every new social situation"- Franklin D.Roosevelt

apostasy, defection, renunciation - the state of having rejected your religious beliefs or your political party or a cause (often in favor of opposing beliefs or causes)

disfavor, disfavour - the state of being out of favor; "he is in disfavor with the king"

excommunication, censure, exclusion - the state of being excommunicated

reprobation - rejection by God; the state of being condemned to eternal misery in hell

medical specialty, medicine - the branches of medical science that deal with nonsurgical techniques

organic phenomenon - (biology) a natural phenomenon involving living plants and animals

speech act - the use of language to perform some act

renunciation, repudiation - rejecting or disowning or disclaiming as invalid; "Congressional repudiation of the treaty that the President had negotiated"

repulse, snub, rebuff - an instance of driving away or warding off

short shrift, summary treatment - a brief and unsympathetic rejection; "they made short shrift of my request"