voider vs nullifier

voider and nullifier both are nouns.

Word	Noun	Adjective	Verb	Adverb
voider	Yes	No	No	No
nullifier	Yes	No	No	No

As nouns, voider and nullifier are synonyms defined as:

Other synonyms of voider include invalidator.

voider (noun)	nullifier (noun)
a hamper that holds dirty clothes to be washed or wet clothes to be dried	an advocate of nullification; someone who believes that a state can resist federal laws
a piece of chain mail covering a place unprotected by armor plate	an official who can invalidate or nullify
an official who can invalidate or nullify
a person who defecates