Where does “Macur” come from?

Macur (Polish) comes from Ukrainian мацур, from Proto-Slavic mačerъ, from Proto-Slavic -erъ, from Proto-Indo-European -er-.

Ancestry of “Macur”, step by step

StepLanguageWordMeaning
1Ukrainianмацур—
2Proto-Slavicmačerъa male cat; tomcat
3Proto-Slavic-erъDenominal, from the root, forming nouns denoting...
4Proto-Indo-European-er-—
Every word from Proto-Indo-European -er- →Every word from Proto-Slavic -erъ →Every word from Proto-Slavic mačerъ →