*עִרְסֵל, *עִרְסֵל (v. next w.) to swing (like a hammock).
    Hithpa. - הִתְעַרְסֵל to be swung; to waddle, stagger. Gen. R. s. 31 דוב בא ליכנס והיו רגליו מִתְעַרְסְלוֹת quot. in Rashi to Ez. XIV, 14 (missing in ed.) when a bear wanted to force his entrance into the ark, his feet tottered; ib. (with ref. to giants) מתערסלות במים Ar.; Yalk. Gen. 55 מתערסלות; v. עִרְכֵּל.