spunk vs courage

spunk and courage both are nouns.

Word	Noun	Adjective	Verb	Adverb
spunk	Yes	No	No	No
courage	Yes	No	No	No

As nouns, courage is a hypernym of spunk; that is, courage is a word with a broader meaning than spunk:

spunk: the courage to carry on
courage: a quality of spirit that enables you to face danger or pain without showing fear

Other hypernyms of spunk include braveness, bravery, courageousness.

spunk (noun)	courage (noun)
the courage to carry on	a quality of spirit that enables you to face danger or pain without showing fear
material for starting a fire