fort

strong; powerful; (informal) skilled, proficient, successful, sometimes translated "good" (often used in reference to academic subjects); who can count on

“Arnie est fort.” — Arnie is strong.

Inherited from Old French fort, from Latin fortem (“strong”), from Old Latin forctis, fortis.

strongly; much, a lot; very

“Alors on ferme les yeux, on a fort envie de quelque chose et on se l'offre.” — So we close our eyes, we really fancy something and we're going to take it.

Inherited from Old French fort, from Latin fortem (“strong”), from Old Latin forctis, fortis.

a fort

Inherited from Old French fort, from Latin fortem (“strong”), from Old Latin forctis, fortis.