bound hand and foot (with one's feet and hands bound) / stuck, unable to do anything, entirely at the mercy of someone else

to vote with one's feet (to express one's preferences through one's actions)

Alternative form of bête comme ses pieds

on tiptoe (moving carefully)

masculine plural of bête comme ses deux pieds

head to toe

(rare) head to toe

(Belgium, figuratively) reluctantly

(figuratively) to keep one's feet on the ground, to keep one's head, to remain realistic, to remain practical

(figuratively) to have one's feet firmly on the ground, to be realistic, to be practical, to be well-grounded