confess vs confessor

confess is not a noun while confessor is a noun.

Word	Noun	Adjective	Verb	Adverb
confess	No	No	Yes	No
confessor	Yes	No	No	No

confess (noun)	confessor (noun)
	a priest who hears confession and gives absolution
	someone who confesses (discloses information damaging to themselves)

confess (verb)	confessor (verb)
confess to a punishable or reprehensible deed, usually under pressure
admit (to a wrongdoing)
confess to God in the presence of a priest, as in the Catholic faith