differentiate vs compare

differentiate is not a noun while compare is a noun.

Word	Noun	Adjective	Verb	Adverb
differentiate	No	No	Yes	No
compare	Yes	No	Yes	No

differentiate (noun)	compare (noun)
	qualities that are comparable

differentiate (verb)	compare (verb)
become distinct and acquire a different character	examine and note the similarities or differences of
become different during development	consider or describe as similar, equal, or analogous
evolve so as to lead to a new species or develop in a way most suited to the environment	to form the comparative or superlative form on an adjective or adverb
calculate a derivative; take the derivative	be comparable
mark as different
be a distinctive feature, attribute, or trait; sometimes in a very positive sense