Where does “białogardzki” come from?

białogardzki (Polish) comes from Polish -zki, from Proto-Slavic -ьskъ, from Proto-Indo-European -iskos — Characteristic of, typical of, pertaining to.

Ancestry of “białogardzki”, step by step

StepLanguageWordMeaning
1Polish-zkiforms surnames; forms adjectives
2Proto-Slavic-ьskъ-ic, -ish
3Proto-Indo-European-iskosCharacteristic of, typical of, pertaining to
Every word from Proto-Indo-European -iskos →Every word from Proto-Slavic -ьskъ →Every word from Polish -zki →