contradict vs protest

contradict is not a noun while protest is a noun.

Word	Noun	Adjective	Verb	Adverb
contradict	No	No	Yes	No
protest	Yes	No	Yes	No

As verbs, protest is a hyponym of contradict; that is, protest is a word with a more specific, narrower meaning than contradict:

Other hyponyms of contradict include blackball, negative, veto, dissent, resist.

contradict (noun)	protest (noun)
	the act of protesting; a public (often organized) manifestation of dissent
	a formal and solemn declaration of objection
	the act of making a strong public expression of disagreement and disapproval

contradict (verb)	protest (verb)
prove negative; show to be false	utter words of protest
deny the truth of	affirm or avow formally or solemnly
be resistant to	express opposition through action or words
be in contradiction with