Where does “Koźlakiewicz” come from?

Koźlakiewicz (Polish) comes from Polish koźlak, from Polish Kozioł, from Old Polish kozieł, from Proto-Slavic kozьlъ, from Proto-Slavic koža, from Proto-Slavic -ja, from Proto-Indo-European -yeh₂.

Ancestry of “Koźlakiewicz”, step by step

StepLanguageWordMeaning
1Polishkoźlakkid
2PolishKoziołbillygoat
3Old Polishkozieł—
4Proto-Slavickozьlъhe-goat, buck
5Proto-Slavickožaskin; leather
6Proto-Slavic-jaSuffix creating feminine action nouns, usually...
7Proto-Indo-European-yeh₂—
Every word from Proto-Indo-European -yeh₂ →Every word from Proto-Slavic -ja →Every word from Proto-Slavic koža →