skirmish vs scrap

skirmish and scrap both are nouns.

Word	Noun	Adjective	Verb	Adverb
skirmish	Yes	No	Yes	No
scrap	Yes	No	Yes	No

As nouns, scrap is a hypernym of skirmish; that is, scrap is a word with a broader meaning than skirmish:

Other hypernyms of skirmish include combat, fight, fighting.

skirmish (noun)	scrap (noun)
a minor short-term fight	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

skirmish (verb)	scrap (verb)
engage in a skirmish	make into scrap or refuse
	have a disagreement over something
	dispose of (something useless or old)