Where does “cieniusi” come from?

cieniusi (Polish) comes from Polish cienki, from Proto-Slavic tьnъkъ, from Proto-Indo-European ténh₂us, from Proto-Indo-European tenh₂-, from Proto-Indo-European ten- — to stretch, to extend.

Ancestry of “cieniusi”, step by step

StepLanguageWordMeaning
1Polishcienkithin; inept; mediocre; weak; lame
2Proto-Slavictьnъkъthin
3Proto-Indo-Europeanténh₂usthin
4Proto-Indo-Europeantenh₂-to stretch, to extend
5Proto-Indo-Europeanten-to stretch, to extend

Words derived from “cieniusi”

Every word from Proto-Indo-European ten- →Every word from Proto-Indo-European tenh₂- →Every word from Proto-Indo-European ténh₂us →