Synonyms for Crouch:

n.

bestride, balance, crane, double over, crook, burrow, hunch, cower. grovel, cringe, quail, flinch. huddle, high. crouch (noun)
squat, scrunch, scrunch up, hunker down, bend, stoop, bow.

v.

motion (verb)
bend, stoop, bow.
stoop low; cringe (verb)
cower, bow, stoop, huddle, grovel, squat, bend, hunch, quail, hunker down.

Other synonyms:

cower, crane, bestride, double over, burrow. hunch, huddle. crook. balance. bow down
stoop.
Other relevant words:
cower, bend, quail, cringe, crane, hunch, balance, flinch, huddle, grovel.

Usage examples for crouch

  1. One step, two steps the sentinel took; for a moment the black figure behind him seemed to crouch and draw together, then like a flash it leaped forward upon its victim. – Otto of the Silver Hand by Howard Pyle
  2. Tell ye the lord to whom ye crouch His fetters bite their fill: To save your oath I'll wear them both, And step the lighter still. – Collected Poems 1897 - 1907 by Henry Newbolt
  3. As we behold Him, we need not crouch in terror at His approach. – Memories of Bethany by John Ross Macduff