Where does “samás” come from?

samás (Proto-Indo-Aryan) comes from Proto-Indo-Iranian samás, from Proto-Indo-European somHós, from Proto-Indo-European sem- — together, one.

Ancestry of “samás”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iraniansamás—
2Proto-Indo-EuropeansomHóssame, alike
3Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European sem- →Every word from Proto-Indo-European somHós →Every word from Proto-Indo-Iranian samás →