restrain vs enchain

restrain and enchain both are verbs.

Word	Noun	Adjective	Verb	Adverb
restrain	No	No	Yes	No
enchain	No	No	Yes	No

As verbs, enchain is a hyponym of restrain; that is, enchain is a word with a more specific, narrower meaning than restrain:

restrain: to close within bounds, or otherwise limit or deprive of free movement
enchain: restrain or bind with chains

Other hyponyms of restrain include bind, tie down, tie up, truss, fetter, shackle, pinion, shackle, impound, pound, pound, pound up, fold, pen up, ground.

restrain (verb)	enchain (verb)
prevent the action or expression of	restrain or bind with chains
to close within bounds, or otherwise limit or deprive of free movement
restrict (someone or something) so as to make free movement difficult
prevent (someone or something) from doing something