Synonyms for Wrestle (same or very similar meaning)
WordNet sense 1 (to move in a twisting or contorted motion, (especially when struggling)):
squirm, twist, worm, wriggle, writhe
WordNet sense 2 (the act of engaging in close hand-to-hand combat):
grapple, wrestling, grappling, hand-to-hand struggle
From the ODE community, based on WordNet
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