Where does “chełmnianin” come from?

chełmnianin (Polish) comes from Polish Chełmno, from Polish Chełm, from Proto-Slavic xъlmъ, from Proto-Germanic hulmaz, from Proto-Indo-European kl̥Hmos, from Proto-Indo-European ḱelH- — to freeze.

Ancestry of “chełmnianin”, step by step

StepLanguageWordMeaning
1PolishChełmno—
2PolishChełm—
3Proto-Slavicxъlmъhill
4Proto-Germanichulmazsmall island, hill, mound
5Proto-Indo-Europeankl̥Hmos—
6Proto-Indo-EuropeanḱelH-to freeze
Every word from Proto-Indo-European ḱelH- →Every word from Proto-Indo-European kl̥Hmos →Every word from Proto-Germanic hulmaz →
chełmnianin — Etymology, Origin & Word History | Etymology Explorer