segregate vs doer

segregate and doer both are nouns.

Word	Noun	Adjective	Verb	Adverb
segregate	Yes	No	Yes	No
doer	Yes	No	No	No

As nouns, doer is a hypernym of segregate; that is, doer is a word with a broader meaning than segregate:

Other hypernyms of segregate include actor, worker.

segregate (noun)	doer (noun)
someone who is or has been segregated	a person who acts and gets things done

segregate (verb)	doer (verb)
separate or isolate (one thing) from another and place in a group apart from others
divide from the main body or mass and collect
separate by race or religion; practice a policy of racial segregation