regulation vs game law

regulation and game law both are nouns.

Word	Noun	Adjective	Verb	Adverb
regulation	Yes	Yes	No	No
game law	Yes	No	No	No

As nouns, game law is a hyponym of regulation; that is, game law is a word with a more specific, narrower meaning than regulation:

Other hyponyms of regulation include age limit, assize, speed limit.

regulation (noun)	game law (noun)
the act of controlling or directing according to rule	a regulation intended to manage or preserve game animals
the act of bringing to uniformity; making regular
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

regulation (adjective)	game law (adjective)
prescribed by or according to regulation