know apart vs discriminate

know apart is not an adjective while discriminate is an adjective.

Word	Noun	Adjective	Verb	Adverb
know apart	No	No	Yes	No
discriminate	No	Yes	Yes	No

As verbs, know apart and discriminate are synonyms defined as:

know apart (adjective)	discriminate (adjective)
	marked by the ability to see or make fine distinctions

know apart (verb)	discriminate (verb)
recognize or perceive the difference	recognize or perceive the difference
	distinguish
	treat differently on the basis of sex or race