flébil adj. mournful.
flojo, -a feeble, weak.
flor f. flower, blossom.
florecer blossom, bud, cover with flowers.
florido, -a blooming, flower-filled, flowery.
flotante adj. floating.
fondo m. depth, farthest end.
forcejear struggle.
forma f. form, shape, figure.
formar form, make, engender.