confine vs keep in

confine and keep in both are verbs.

Word	Noun	Adjective	Verb	Adverb
confine	No	No	Yes	No
keep in	No	No	Yes	No

As verbs, keep in is a hyponym of confine; that is, keep in is a word with a more specific, narrower meaning than confine:

confine (verb)	keep in (verb)
place limits on (extent or amount or access)	cause to stay indoors
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