Is “Foils” a Scrabble word?

1. 1.A very thin sheet of metal.

2. 2.Thin aluminium/aluminum (or, formerly, tin) used for wrapping food.

   “wrap the sandwich up in foil”

3. 3.A thin layer of metal put between a jewel and its setting to make it seem more brilliant.

Synonyms: aluminium foil, silver foil, silver paper, tin foil

1. 1.To cover or wrap with foil.

1. 1.Failure when on the point of attainment; defeat; frustration; miscarriage.

2. 2.One of the incorrect answers presented in a multiple-choice test.

1. 1.To prevent (something) from being accomplished.

   “I was foiled by my superior”

2. 2.To prevent (someone) from accomplishing something.

   “They foiled my plans.”

3. 3.To blunt; to dull; to spoil.

   “to foil the scent in hunting”

Synonyms: put the kibosh on, scupper, thwart