Fidus Achates.—Faithful Achates (that is, a true friend.)

Fieri facias.—Cause it to be done (a kind of writ.)

Filius nullius.—A son of nobody.

Fille-de-chambre.—A chambermaid.

Finale.—To close or end.

Finem respice.—Look to the end.

Finis.—The end.

Finis coronat opus.—The end crowns the work.

Flagrante bello.—While the war is raging.

Flagrante delicto.—In the commission of the crime.