assimilator vs assimilate

assimilator is a noun but assimilate is not a noun.

Word	Noun	Adjective	Verb	Adverb
assimilator	Yes	No	No	No
assimilate	No	No	Yes	No

assimilator (noun)	assimilate (noun)
someone (especially a child) who learns (as from a teacher) or takes up knowledge or beliefs

assimilator (verb)	assimilate (verb)
	become similar to one's environment
	make similar
	become similar in sound
	take up mentally
	take (gas, light or heat) into a solution