regulate vs restrain

regulate and restrain both are verbs.

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

As verbs, restrain is a hypernym of regulate; that is, restrain is a word with a broader meaning than regulate:

Other hypernyms of regulate include hold back, keep, keep back.

regulate (verb)	restrain (verb)
fix or adjust the time, amount, degree, or rate of	prevent the action or expression of
restrain the emission of (sound, fluid, etc.)	to close within bounds, or otherwise limit or deprive of free movement
shape or influence; give direction to	restrict (someone or something) so as to make free movement difficult
bring into conformity with rules or principles or usage; impose regulations	prevent (someone or something) from doing something