Where does “Tchir” come from?

Tchir (Polish) comes from Ukrainian тхір, from Proto-Slavic dъxorь — polecat.

Ancestry of “Tchir”, step by step

StepLanguageWordMeaning
1Ukrainianтхірpolecat
2Proto-Slavicdъxorьpolecat
Every word from Proto-Slavic dъxorь →Every word from Ukrainian тхір →