persecutor vs cuss

persecutor and cuss both are nouns.

Word	Noun	Adjective	Verb	Adverb
persecutor	Yes	No	No	No
cuss	Yes	No	Yes	No

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

Other hyponyms of persecutor include harasser, blighter, gadfly, pest, pesterer, tantaliser, tantalizer, witch-hunter.

persecutor (noun)	cuss (noun)
someone who torments	profane or obscene expression usually of surprise or anger
	a persistently annoying person
	a boy or man

persecutor (verb)	cuss (verb)
	utter obscenities or profanities