igniter vs ignite

igniter is a noun but ignite is not a noun.

Word	Noun	Adjective	Verb	Adverb
igniter	Yes	No	No	No
ignite	No	No	Yes	No

igniter (noun)	ignite (noun)
a device for lighting or igniting fuel or charges or fires
a substance used to ignite or kindle a fire

igniter (verb)	ignite (verb)
	start or maintain a fire in
	arouse or excite feelings and passions
	cause to start burning; subject to fire or great heat
	start to burn or burst into flames