penetrate vs penetrator

penetrate is not a noun while penetrator is a noun.

Word	Noun	Adjective	Verb	Adverb
penetrate	No	No	Yes	No
penetrator	Yes	No	No	No

penetrate (noun)	penetrator (noun)
	an intruder who passes into or through (often by overcoming resistance)

penetrate (verb)	penetrator (verb)
come to understand
become clear or enter one's consciousness or emotions
pass into or through, often by overcoming resistance
insert the penis into the vagina or anus of
spread or diffuse through
make one's way deeper into or through
enter a group or organization in order to spy on the members