Where does “tretь” come from?
tretь (Proto-Slavic) comes from Proto-Balto-Slavic tretias, from Proto-Balto-Slavic tirtias, from Proto-Indo-European tr̥tyos, from Proto-Indo-European *tréyes.
tretь (Proto-Slavic): third
Ancestry of “tretь”, step by step
Words derived from “tretь”