W: (n) invalidation [Related to: invalidate] ((law) a formal termination (of a relationship or a judicial proceeding etc))
W: (n) invalidator [Related to: invalidate] (an official who can invalidate or nullify) "my bank check was voided and I wanted to know who the invalidator was"
W: (n) annulment [Related to: annul] ((law) a formal termination (of a relationship or a judicial proceeding etc))
W: (adj) voidable [Related to: void] (capable of being rescinded or voided) "the judgment was rescindable"; "voidable contracts"
W: (n) voider [Related to: void] (an official who can invalidate or nullify) "my bank check was voided and I wanted to know who the invalidator was"
W: (n) nullifier [Related to: nullify] (an official who can invalidate or nullify) "my bank check was voided and I wanted to know who the invalidator was"
W: (n) nullification [Related to: nullify] (the states'-rights doctrine that a state can refuse to recognize or to enforce a federal law passed by the United States Congress)
W: (n) nullification [Related to: nullify] (the act of nullifying; making null and void; counteracting or overriding the effect or force of something)
W: (n) nullifier [Related to: nullify] (an advocate of nullification; someone who believes that a state can resist federal laws)