restriction vs regulation

restriction and regulation both are nouns.

Word	Noun	Adjective	Verb	Adverb
restriction	Yes	No	No	No
regulation	Yes	Yes	No	No

As nouns, regulation is a hypernym of restriction; that is, regulation is a word with a broader meaning than restriction:

Other hypernyms of restriction include regulating.

As nouns, regulation is a hypernym of restriction; that is, regulation is a word with a broader meaning than restriction:

Other hypernyms of restriction include rule.

restriction (noun)	regulation (noun)
an act of limiting or restricting (as by regulation)	the act of controlling or directing according to rule
the act of keeping something within specified bounds (by force if necessary)	the act of bringing to uniformity; making regular
a principle that limits the extent of something	a principle or condition that customarily governs behavior
	an authoritative command
	(embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered
	the state of being controlled or governed

restriction (adjective)	regulation (adjective)
	prescribed by or according to regulation