(v)crouch, stoop, bend, bow1bend one's back forward from the waist on down“he crouched down”, “She bowed before the Queen”, “The young man stooped to pick up the girl's purse”
(v)squat, crouch, scrunch, scrunch up, hunker, hunker downsit on one's heels“In some cultures, the women give birth while squatting”, “The children hunkered down to protect themselves from the sandstorm”