deviate vs contradict

deviate is a noun but contradict is not a noun.

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

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

Other hyponyms of deviate include aberrate, aberrate, belie, negate.

deviate (noun)	contradict (noun)
a person whose behavior deviates from what is acceptable especially in sexual behavior

deviate (adjective)	contradict (adjective)
markedly different from an accepted norm

deviate (verb)	contradict (verb)
turn aside; turn away from	prove negative; show to be false
cause to turn away from a previous or expected course	deny the truth of
be at variance with; be out of line with	be resistant to
	be in contradiction with