Ousted by its t-offshot tamû already in Sargonic times. Due to the semantic proximity, one may consider this word to be an early resource for PArm *ymˀ/ymy (Kogan–Krebernik 2021a:389).
Akkadian
wanāˀu - to deceive, to cheat
(CAD U/W 402; AHw. 1459; Kogan 2006a:186)