vitiation (noun) annulment: voiding an agreement
Sinonime: abatement, abolition, abrogation,
annihilation, breakup, cancellation, countermanding, dedomiciling, deletion,
discharge,
dissolution, erasing, going phfft, invalidation, negation, neutralization, nullification, obliteration,
recall, repeal, rescinding, rescindment, rescission, retraction, reversal, revocation, split up,
split*, undoing, vitiation, voiding
Antonime: enactment,
restoration,
retention, validation