close-quarter fighting vs scrap

close-quarter fighting and scrap both are nouns.

Word	Noun	Adjective	Verb	Adverb
close-quarter fighting	Yes	No	No	No
scrap	Yes	No	Yes	No

As nouns, scrap is a hypernym of close-quarter fighting; that is, scrap is a word with a broader meaning than close-quarter fighting:

Other hypernyms of close-quarter fighting include combat, fight, fighting.

close-quarter fighting (noun)	scrap (noun)
hand-to-hand fighting at close quarters	the act of fighting; any contest or struggle
	a small piece of something that is left over after the rest has been used
	a small fragment of something broken off from the whole
	worthless material that is to be disposed of

close-quarter fighting (verb)	scrap (verb)
	make into scrap or refuse
	have a disagreement over something
	dispose of (something useless or old)