deviant vs deviate

deviant and deviate both are nouns.

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

As adjectives, deviant and deviate are synonyms defined as:

Other synonyms of deviant include aberrant.

As nouns, deviant and deviate are synonyms defined as:

deviant and deviate: a person whose behavior deviates from what is acceptable especially in sexual behavior

Other synonyms of deviant include degenerate, perv, perve, pervert.

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

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

deviant (verb)	deviate (verb)
	turn aside; turn away from
	cause to turn away from a previous or expected course
	be at variance with; be out of line with