fornicator vs slut

fornicator and slut both are nouns.

Word	Noun	Adjective	Verb	Adverb
fornicator	Yes	No	No	No
slut	Yes	No	No	No

As nouns, slut is a hyponym of fornicator; that is, slut is a word with a more specific, narrower meaning than fornicator:

Other hyponyms of fornicator include adulteress, fornicatress, hussy, jade, loose woman, strumpet, trollop, wencher, loose man.

fornicator (noun)	slut (noun)
someone who commits adultery or fornication	a woman adulterer
	a dirty untidy woman
	A sexually loose woman