Latin word damnum comes from Proto-Indo-European *deh₂p-

Detailed word origin of damnum

Dictionary entry	Language	Definition
*deh₂p-	Proto-Indo-European (ine-pro)
*dh₂pnom	Proto-Indo-European (ine-pro)
damnum	Latin (lat)	(financial) loss. A fine. Damage or injury.

Words with the same origin as damnum