נְפֵי, נְפָא, Pa. נַפֵּי, same. Y. Sabb. VII, 10ᵃ bot. כד מְנַפְּיָיא וכ׳ when she fans (blows the chaff out, on the Sabbath), she is guilty of an act coming under the category of winnowing. Ruth R. to III, 3 [read:] אזל נַפְּיָיהּ והיא וכ׳ go and winnow it (again), and it will yield the remainder; Yalk. ib. 604 זיל נַפֵּי תיבנא וכ׳ (not כפי).