#fecha#, f. date, time.
#felicitar#, to congratulate.
#feliz#, happy.
#festejo#, m. celebration, festivity.
#festín#, m. feast.
#fiar (en)#, to trust; refl. with #de#, trust.
#figurarse#, to imagine, fancy, suppose; appear.
#fijamente#, fixedly.
#fijo, -a#, fixed.
#filosóficamente#, philosophically.