Where does “tā́nas” come from?

tā́nas (Proto-Indo-Iranian) comes from Proto-Indo-European tónos, from Proto-Indo-European ten- — to stretch, to extend.

Ancestry of “tā́nas”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeantónossomething stretched; chord, fiber, string
2Proto-Indo-Europeanten-to stretch, to extend

Words derived from “tā́nas

Every word from Proto-Indo-European ten-Every word from Proto-Indo-European tónos