Failles is a 7 letter English word. It's valid Scrabble word worth 9 points. It's valid Words with friends word worth 11 points.
You can make 165 anagrams from letters in failles (aefills).
1520-30; Middle French, Old French; of obscure origin
faille and Bouchot, expecting to succeed, paid the money; they failed while the bottles were making.
Do you see that milk-girl with her scarlet petticoat and Flemish faille?
faille Francaise—A soft, lustrous silk of wider cord than grosgrain, but narrower than ottoman.
But the loss in length should be figured and taken account of on goods with a heavy rib, such as moir, faille, etc.
To this class belong the grosgrains, Ottoman, faille Francaise—a silk resembling grosgrain, but softer and brighter.