*extraño* strange
*extraordinario* special, extraordinary
*extravagante* extraordinary, outlandish
*fácil* easy
*falsedad* f. falseness
*falta* f. lack; fault; *hacer buena ——* be much in need of; be absolutely necessary
*faltar* lack; *—— a* be lacking in; *no faltaba más* (expression of dissent) the idea! that would be the last straw
*fallo* m. decision, sentence
*familia* f. family
*fastidiar* weary; *——se* become bored