insertion vs insert

insertion and insert both are nouns.

Word	Noun	Adjective	Verb	Adverb
insertion	Yes	No	No	No
insert	Yes	No	Yes	No

insertion (noun)	insert (noun)
the act of putting one thing into another	(film) a still picture that is introduced and that interrupts the action of a film
a message (spoken or written) that is introduced or inserted	(broadcasting) a local announcement inserted into a network program
	an artifact that is inserted or is to be inserted
	a folded section placed between the leaves of another publication

insertion (verb)	insert (verb)
	place, fit, or thrust (something) into another thing
	insert casually
	put or introduce into something
	fit snugly into