PS

*wšm - to mark, to brand (v. Kogan–Krebernik 2021b: 683)

Akkadian
šimtu - a mark (CAD Š₃ 9, AHw. 1238)
Possibly from *wšm (verb not attested).
Ebla
si-tum /šittum/ - a mark (VE 693, 761; Kogan–Krebernik 2021b: 683)
Arabic
wsm - to mark, stigmatize, brand (BK 2 1537, Lane 3054)