Spunk

You've got spunk.

Tom has spunk.

"[...] That's none such an entirely bad little man, yon little man with the red head," said Alan. "He has some spunks of decency."

He […] took from his waistcoatpocket a nickel tinderbox, sprang it open too, and, having lit his cigarette, held the flaming spunk towards Stephen in the shell of his hands.

Spunk, or Touch-wood prepared, might perhaps make it Russet: and some, as Beringuccio affirmeth, have promised to make it Red.

A piece of Touch-wood (which is a kind of Jews-ear, or Mushrom, growing here in England also, on several sorts of Trees, such as Elders, Maples, Willows, &c. and is commonly call'd by the name of Spunk[…]).

At present, her only means of procuring subsistence for herself and children, is by making spunks or matches, which, either she or her eldest child, a girl about six years of age, sells from door to door.

“Spunks — spunks — spunks — who will buy my spunks?” — cried an errant voice with a beseeching earnestness[…].

1847, Anne Brontë, Agnes Grey, ch 17. She showed me the letters of another individual, too, the unfortunate Mr. Green, who had not the courage, or, as she expressed it, the “spunk,” to plead his cause in person, but whom one denial would not satisfy: he must write again and again.

“I reckon I′m as good as a mule,” he declared. “Maria knows what that desert is as well as we do, but she′s got more spunk than either of us. I'm not going to let any mule show more spunk than me.”