fetter vs confine

fetter is a noun but confine is not a noun.

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

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

fetter: restrain with fetters
confine: to close within bounds, or otherwise limit or deprive of free movement

Other hypernyms of fetter include constrain, hold, restrain.

fetter (noun)	confine (noun)
a shackle for the ankles or feet

fetter (verb)	confine (verb)
restrain with fetters	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