Filly

The filly was named "Comet" because she was so fast.

Back when I was but a filly, I would spend hours trotting through the plains with my sister.

Tom stroked the filly.

Is Cookie a colt or a filly?

Hey, Homer, get a load of the gams on that filly!

Betty Lou began to think of Bobby Jo. That feisty filly still brought up sexual connotations, even though the two had been going together for almost three weeks now.