Where does “rāśíṣ” come from?

rāśíṣ (Proto-Indo-Aryan) comes from Proto-Indo-Iranian rāćíš, from Proto-Indo-Iranian rać-, from Proto-Indo-European reḱ- — to bind.

Ancestry of “rāśíṣ”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iranianrāćíš—
2Proto-Indo-Iranianrać-to bind, tie
3Proto-Indo-Europeanreḱ-to bind

Words derived from “rāśíṣ”

Every word from Proto-Indo-European reḱ- →Every word from Proto-Indo-Iranian rać- →Every word from Proto-Indo-Iranian rāćíš →