- vitiate
- v1. impair, reduce, degrade, devaluate, depreciate, deteriorate, depress, lower; adulterate, pollute, contaminate, spoil, mar, taint; infect, poison; alloy, dilute, weaken, mix, admix, thin, make impure, tamper with, Inf. doctor, (usu. of drugs or alcohol) Sl. cut; foul, befoul, soil, sully, stain, blacken, tarnish, smear, smirch, besmirch, smudge, spatter, bespatter.2. debase, abase, pervert, corrupt, rot, canker, blight, vulgarize, defile, deprave, demoralize; desecrate, debauch, render unclean.3. invalidate, void, cancel, annul, nullify, retract, repeal, rescind, countermand, revoke, withdraw, abolish, abrogate, quash, suppress; erase, expunge, delete, efface, wipe out, strike or blot out, obliterate; undo, overthrow, undermine, destroy.
A Note on the Style of the synonym finder. 2014.