Ffieiddio, v. to loath, to abominate
Ffieiddiol, a. abhorrent, abominable
Ffieiddiwr, n. an abhorrer
Ffieiddrwydd, n. abhorrence
Ffil, n. a scud, a quick dart
Ffilcas, n. offcasts, old rags
Ffilog, n. a wing; a filly, a wanton girl: a. that scuds or darts
Ffiloges, n. flirting girl
Ffilor, n. a minstrel, a fiddler
Ffiloreg, n. vain babbling, idle talk