induced abortion vs abortion

induced abortion and abortion both are nouns.

Word	Noun	Adjective	Verb	Adverb
induced abortion	Yes	No	No	No
abortion	Yes	No	No	No

As nouns, abortion is a hypernym of induced abortion; that is, abortion is a word with a broader meaning than induced abortion:

induced abortion (noun)	abortion (noun)
a deliberate termination of pregnancy	termination of pregnancy
	failure of a plan