Where does “Jaudegis” come from?

Jaudegis (Lithuanian) comes from Lithuanian degti, from Proto-Balto-Slavic degtéi, from Proto-Indo-European dʰégʷʰeti — to burn, to be burning.

Ancestry of “Jaudegis”, step by step

Jaudegis traces back through two separate lines of ancestry.

via Lithuanian degti

StepLanguageWordMeaning
1Lithuaniandegtito burn
2Proto-Balto-Slavicdegtéito burn
3Proto-Indo-Europeandʰégʷʰetito burn, to be burning

via Lithuanian jãvas

StepLanguageWordMeaning
1Lithuanianjãvasgrain
Every word from Proto-Indo-European dʰégʷʰeti →Every word from Proto-Balto-Slavic degtéi →Every word from Lithuanian degti →