30 Moby Thesaurus words for "tread water": abide, bathe, be still, coast, dive, float, freeze, go in swimming, go in wading, keep quiet, lie still, mark time, not breathe, not stir, remain, remain motionless, repose, rest, skinny-dip, stand, stand fast, stand firm, stand still, stay, stay put, stick, stick fast, swim, tarry, wade