Where does “mazowiecki” come from?

mazowiecki (Polish) comes from Polish Mazowsze, from Polish maź, from Proto-Slavic mazь, from Proto-Slavic -ь, from Proto-Indo-European -is — Forms nouns from verbs.

mazowiecki (Polish): Masovian, of Masovia a region of Poland

Definitions

  1. Masovian, of Masovia a region of Poland

Ancestry of “mazowiecki”, step by step

StepLanguageWordMeaning
1PolishMazowsze—
2Polishmaźslime, grease
3Proto-Slavicmazьgrease, ointment
4Proto-Slavic-ьForms nouns; From adjectives; From participles
5Proto-Indo-European-isForms nouns from verbs
Every word from Proto-Indo-European -is →Every word from Proto-Slavic -ь →Every word from Proto-Slavic mazь →