Where does “handāxtan” come from?

handāxtan (Pahlavi) comes from Proto-Iranian ham-, from Proto-Indo-Iranian sam-, from Proto-Indo-European sem- — together, one.

Ancestry of “handāxtan”, step by step

StepLanguageWordMeaning
1Proto-Iranianham-together, joint, paired
2Proto-Indo-Iraniansam-together, joint, paired
3Proto-Indo-Europeansem-together, one

Words derived from “handāxtan

Every word from Proto-Indo-European sem-Every word from Proto-Indo-Iranian sam-Every word from Proto-Iranian ham-