Inchoative of *weyh₁- reflected in Latin viēscere and English wither.
h₁neyḱ-sko-“to begin to perish, vanish”h₁weydʰ-mn̥-“separation, division, widowhood”h₂epo-steh₂-“to stand away from, rebel”h₂widʰ-“to separate, divide”h₃erp-“to turn, change sides”krey-h₂-“to sift, separate, judge”krey-mn̥“that which separates, judgment”pewH-n-“to rot, decay, fester”