involve vs involvement

involve is not a noun while involvement is a noun.

Word	Noun	Adjective	Verb	Adverb
involve	No	No	Yes	No
involvement	Yes	No	No	No

involve (noun)	involvement (noun)
	the act of sharing in the activities of a group
	a sense of concern with and curiosity about someone or something
	a connection of inclusion or containment
	a usually secretive or illicit sexual relationship
	the condition of sharing in common with others (as fellows or partners etc.)

involve (verb)	involvement (verb)
make complex or intricate or complicated
occupy or engage the interest of
have as a necessary feature
connect closely and often incriminatingly
contain as a part
engage as a participant
require as useful, just, or proper