Where does “свечевой” come from?

свечевой (Russian) comes from Russian свеча́, from Old East Slavic свѣча, from Proto-Slavic svěťa, from Proto-Slavic světъ, from Proto-Balto-Slavic śwaitas, from Proto-Indo-European ḱweyt- — to shine.

Ancestry of “свечевой”, step by step

StepLanguageWordMeaning
1Russianсвеча́candle
2Old East Slavicсвѣчаcandle
3Proto-Slavicsvěťacandle
4Proto-Slavicsvětъlight; world
5Proto-Balto-Slavicśwaitas—
6Proto-Indo-Europeanḱweyt-to shine
Every word from Proto-Indo-European ḱweyt- →Every word from Proto-Balto-Slavic śwaitas →Every word from Proto-Slavic světъ →