(geology) fjord, a long, narrow, deep inlet between cliffs; fiord (NZ)

(sex) Clipping of フェティシズム (“fetishism”). / (sex) Clipping of フェティシスト (“fetishist”). / mania, lover (attracted to a particular fashion or item)

trump; trump card / (figuratively) trump; trump card; last resort; ace up one's sleeve; ace in the hole; secret weapon

antique clock, grandfather clock

The katakana syllable ファ (fa). Its equivalent in hiragana is ふぁ (fa).

(music) fa, the fourth note of a major scale

(music) fugue

rifle

(card games) strip hanafuda, a Japanese card game similar to strip poker played with hanafuda playing cards, whereby the loser has to remove an item of clothing

a fax (either the device for transmitting facsimiles, or the transmitted document)