shackle vs confine

shackle is a noun but confine is not a noun.

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

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

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

Other hypernyms of shackle include constrain, hold, restrain.

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

shackle: bind the arms of
confine: to close within bounds, or otherwise limit or deprive of free movement

Other hypernyms of shackle include constrain, hold, restrain.

shackle (noun)	confine (noun)
a restraint that confines or restricts freedom (especially something used to tie down or restrain a prisoner)
a U-shaped bar; the open end can be passed through chain links and closed with a bar

shackle (verb)	confine (verb)
restrain with fetters	place limits on (extent or amount or access)
bind the arms of	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