cage vs confine

cage is a noun but confine is not a noun.

Word	Noun	Adjective	Verb	Adverb
cage	Yes	No	Yes	No
confine	No	No	Yes	No

As verbs, confine is a hypernym of cage; that is, confine is a word with a broader meaning than cage:

Other hypernyms of cage include detain.

cage (noun)	confine (noun)
an enclosure made or wire or metal bars in which birds or animals can be kept
the net that is the goal in ice hockey
a movable screen placed behind home base to catch balls during batting practice
something that restricts freedom as a cage restricts movement

cage (verb)	confine (verb)
confine in a cage	place limits on (extent or amount or access)
	to close within bounds, or otherwise limit or deprive of free movement
	prevent from leaving or from being removed
	deprive of freedom; take into confinement
	close in