Where does “козьлъ” come from?

козьлъ (Old East Slavic) comes from Proto-Slavic kozьlъ, from Proto-Slavic koža, from Proto-Slavic -ja, from Proto-Indo-European -yeh₂.

Ancestry of “козьлъ”, step by step

StepLanguageWordMeaning
1Proto-Slavickozьlъhe-goat, buck
2Proto-Slavickožaskin; leather
3Proto-Slavic-jaSuffix creating feminine action nouns, usually...
4Proto-Indo-European-yeh₂—

Words derived from “козьлъ”

Every word from Proto-Indo-European -yeh₂ →Every word from Proto-Slavic -ja →Every word from Proto-Slavic koža →