crucifixion vs crucify

crucifixion is a noun but crucify is not a noun.

Word	Noun	Adjective	Verb	Adverb
crucifixion	Yes	No	No	No
crucify	No	No	Yes	No

crucifixion (noun)	crucify (noun)
the act of executing by a method widespread in the ancient world; the victim's hands and feet are bound or nailed to a cross
the infliction of extremely painful punishment or suffering

crucifixion (verb)	crucify (verb)
	criticize harshly or violently
	treat cruelly
	hold within limits and control
	kill by nailing onto a cross