A spunk?
Main Entry: 1 spunk
Pronunciation: \?sp??k\
Function: noun
Etymology: Scottish Gaelic spong sponge, tinder, from Middle Irish spongc, from Latin spongia sponge
Date: 1582
1 a : a woody tinder : punk b : any of various fungi used to make tinder
2 : mettle, pluck
3 : spirit, liveliness
Which one?