fisonomía, physiognomy, features.

flacucho, flabby, lean, soft and weak.

flamante, flaming, brand-new.

flanco, side (of a ship).

flanquear, to flank.

flaqueza, weakness, faintness.

flaquísimo (from flaco), very lean, lank.

flecha, arrow.

flojo, loose, lax; shallow; small.

flojón (aug. of flojo), lazy, good-for-nothing; más que —es, worse than good-for-nothing.