fille d'honneur (Fr.), maid of honour.
fils (Fr.), son.
fin de siècle (Fr.), end of the [19th] century: decadent.
finis coronat opus (L.), the end crowns the work.
finis Poloniæ! (L.), the end of Poland! the Scotch Chancellor Seafield's 'end o' an auld sang' in 1707.
fin mot (Fr.), main point.
Fisolen (Ger.), beans.
flacon (Fr.), a smelling-bottle.
flagrante bello (L.), while war is raging.
flagrante delicto (L.), in the very act.