cuss vs expletive

cuss and expletive both are nouns.

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

As nouns, cuss and expletive are synonyms defined as:

cuss and expletive: profane or obscene expression usually of surprise or anger

Other synonyms of cuss include curse, curse word, oath, swearing, swearword.

cuss (noun)	expletive (noun)
profane or obscene expression usually of surprise or anger	profane or obscene expression usually of surprise or anger
a persistently annoying person	a word or phrase conveying no independent meaning but added to fill out a sentence or metrical line
a boy or man

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