imprecate vs cuss

imprecate is not a noun while cuss is a noun.

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

As verbs, imprecate and cuss are synonyms defined as:

Other synonyms of imprecate include blaspheme, curse, swear.

imprecate (noun)	cuss (noun)
	profane or obscene expression usually of surprise or anger
	a persistently annoying person
	a boy or man

imprecate (verb)	cuss (verb)
utter obscenities or profanities	utter obscenities or profanities
wish harm upon; invoke evil upon