flaqueza, f., feebleness, weakness.
flor, f., flower.
florecilla, f., little flower.
florecita, f., small flower.
florid-o, -a, flowery.
foguear, to set fire, arouse affection.
fondo, m., rear, bottom, depth.
forcejear, to struggle.
forma, f., form, shame, manner.
formación, f., formation.