deviate vs deviant

deviate and deviant both are nouns.

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

As adjectives, deviate and deviant are synonyms defined as:

Other synonyms of deviate include aberrant.

As nouns, deviate and deviant are synonyms defined as:

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

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

deviate (noun)	deviant (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

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

deviate (verb)	deviant (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