The initial idioms of the letter F

feet of clay	feet on the ground
fall (squarely) on (someone's) shoulders	fall over backward
fall under the spell of (someone)	fall victim
fella	fell
fellow traveler	fellow
feel it in (one's) bones	feel light-headed
feel out of sorts	feel (like) (one)self
feel small	feel the draught
felt	female of the species is more deadly than the male
femme	femme fatale
fence	fence an animal in
fence hanger	fence in
fence off	fence out
fence with (someone)	fence with
fenced	fend