Scrappy (adjective)

1. Energetic and determined, but often small or insignificant.
2. Having a rough or irregular appearance.

Origin:

The word scrappy is derived from the noun "scrap" which means a small piece or fragment of something.

Examples:

1. The scrappy little dog barked fiercely at the bigger dog.
2. He was a scrappy fighter, who always gave his all.
3. It was a scrappy game, with both teams giving it their all.
4. The scrappy garden had a few flowers and lots of weeds.
5. Despite the odds, the scrappy team managed to win the game.