feistiness
/ˈfaɪstiˌnəs/
noun
- A lively, determined, and often argumentative or spirited quality; the state of being full of energy and ready to fight or argue for what one wants.
- Her feistiness made her a tough opponent in any debate.
- The little dog's feistiness surprised everyone who saw it stand up to the larger dogs.
- Despite her age, Grandma's feistiness hadn't faded a bit — she still spoke her mind.