H6638–צָבָה–tsa.vah

And this water that causeth the curse shall go into thy bowels, to make thy belly to swell, and thy thigh to perish. And the woman shall say, Amen, amen.

לַצְבּ֥וֹת (צְבּ֥וֹת) tz.Bot “make swell”

And when he hath made her to drink the water, then it shall come to pass, that, if she is defiled, and hath done trespass against her husband, that the water that causeth the curse shall enter into her, and become bitter, and her belly shall swell, and her thigh shall perish: and the woman shall be a curse among her people.

וְצָבְתָ֣ה (צָבְתָ֣ה) tza.ve.Tah “it will swell”