Synonyms and Antonyms of invalidate
to put an end to by formal action those nations eventually invalidated their trade agreement Synonyms of invalidate abate, abrogate, annul, avoid, cancel, disannul, dissolve, abolish, negate, null, nullify, quash, repeal, rescind, roll back, strike down, vacate, voidWords Related to invalidate countermand, override, overrule, overturn, veto; abort, call, call off, drop, recall, retract, reverse, revoke, suspend, withdraw; ban, enjoin, forbid, outlaw, prohibit; disallow, dismiss, reject; annihilate, break down, eliminate, eradicate, erase, liquidate, remove, throw out, write offNear Antonyms of invalidate enact, lay down, legislate; establish, found, institute; formalize, legalize, legitimate, legitimize, validate; pass, ratify; allow, approve, authorize, clear, endorse (also indorse), permit, sanction, warrant; command, decree, mandate, order, prescribe
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