matter vs gook

matter and gook both are nouns.

Word	Noun	Adjective	Verb	Adverb
matter	Yes	No	Yes	No
gook	Yes	No	No	No

As nouns, gook is a hyponym of matter; that is, gook is a word with a more specific, narrower meaning than matter:

matter (noun)	gook (noun)
that which has mass and occupies space	any thick, viscous matter
(used with negation) having consequence
some situation or event that is thought about
a vaguely specified concern
a problem
written works (especially in books or magazines)

matter (verb)	gook (verb)
have weight; have import, carry weight