From 𒄠𒋛 (am-si /amsi/, “elephant”) + 𒄯𒊏𒀭 (ḫar-ra-an /ḫarran/, “caravan, journey”), literally “caravan elephant”.
𒄠𒋛𒄯𒊏𒀭 • (am-si-ḫar-ra-an /amsiḫarran/)