Akkadian

ḳudmu - front (CAD Q 295, AHw. 926)

In prepositional use: ḳudmiš, ana ḳudmi ‘in front of’.

PS
*ḳVdm - in front of, before (Arakelova 2001:46, Kogan 2015:395)
The preposition is considered to be derived from the verbal root *ḳdm ‘to be in front, to precede’