Jastrow: שִׁיפְיוּת

שִׁיפְיוּת, שִׁפְ׳ f. (שָׁפָה III) quiet, peace; compromise. Y. Yeb. IV, 5ᵈ top עושין ש׳ ביניהן וכ׳ we make a compromise between them, and divide the dead man’s estate (between the yabam and the son whose paternity is in doubt). Ib. נמצאת אומר ש׳ באחין וכ׳ (not לאחיו) consequently, peace between brothers (a compromise between the yabam and the son who maybe is his deceased brother’s son) is a loss to the brothers (the succeeding sons, who will inherit only one half of the estate), opp. תחרות.