invalidation Synonyms

annulment going phfft repudiation repeal refutation redargution recall rebuttal overturning obliteration nullity nullification neutralization negation rescinding rescindment rescission cancelation reductio ad absurdum write off withdrawal voidance voiding vitiation undoing revokement revocation reversal retraction mistrial invalidating contradiction confutation cassation cancellation cancel cancelling canceling cachexia avoidance annihilation abrogation abolition counterbalancing countermanding defeasance extinguishment expunction erasure eradication