confirm vs confirmation

confirm is not a noun while confirmation is a noun.

Word	Noun	Adjective	Verb	Adverb
confirm	No	No	Yes	No
confirmation	Yes	No	No	No

confirm (noun)	confirmation (noun)
	a sacrament admitting a baptized person to full participation in the church
	a ceremony held in the synagogue (usually at Pentecost) to admit as adult members of the Jewish community young men and women who have successfully completed a course of study in Judaism
	additional proof that something that was believed (some fact or hypothesis or theory) is correct
	information that confirms or verifies
	making something valid by formally ratifying or confirming it

confirm (verb)	confirmation (verb)
make more firm
establish or strengthen as with new evidence or facts
strengthen or make more firm
administer the rite of confirmation to
support a person for a position