Some fillies you can drive with a snaffle, others need the curb.
She had the full of a field of fillies if they'd all been gathered together.
In all the years of their association Allerdyce had never been known to go for the fillies.
It was one of Bet's fillies, and as black as a coal: you remember her, don't you, Lois?
The Grand Criterion, for colts and fillies, has a distance ...