lucifer vs ignitor

lucifer and ignitor both are nouns.

Word	Noun	Adjective	Verb	Adverb
lucifer	Yes	No	No	No
ignitor	Yes	No	No	No

As nouns, ignitor is a hypernym of lucifer; that is, ignitor is a word with a broader meaning than lucifer:

lucifer: lighter consisting of a thin piece of wood or cardboard tipped with combustible chemical; ignites with friction
ignitor: a device for lighting or igniting fuel or charges or fires

Other hypernyms of lucifer include igniter, light, lighter.

lucifer (noun)	ignitor (noun)
lighter consisting of a thin piece of wood or cardboard tipped with combustible chemical; ignites with friction	a device for lighting or igniting fuel or charges or fires
	a substance used to ignite or kindle a fire