spunk vs punk

spunk and punk both are nouns.

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

As nouns, spunk and punk are synonyms defined as:

Other synonyms of spunk include kindling, tinder, touchwood.

spunk (noun)	punk (noun)
the courage to carry on	rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock
material for starting a fire	an aggressive and violent young criminal
	a teenager or young adult who is a performer (or enthusiast) of punk rock and a member of the punk youth subculture
	substance that smolders when ignited; used to light fuses (especially fireworks)
	material for starting a fire

spunk (adjective)	punk (adjective)
	of very poor quality; flimsy