PS

*lwš - to knead (Fronzaroli 1971: 619, 633, 640–641; Kogan 2011: 242)

Akkadian
lâšu - to knead (CAL L 110, AHw. 540)
Ebla
li-la-šu - Sum. NÌ.Ì.GÚG (VE 68; Conti 1990: 68)
probably related; points to *ṯ in the protoform
Hebrew
lwš - to knead (HALOT 525)
Syriac
lwš - to knead (LSyr. 362, SL 681)
Arabic
lwṯ - to roll a morsel of food in melted fat (Lane 2678)
probably related; points to *ṯ in the protoform
Geez
losa - to knead (CDG 321)