Where does “челюст” come from?

челюст (Bulgarian) comes from Proto-Slavic čeľustь, from Proto-Slavic čelo, from Proto-Indo-European kelh₃os.

челюст (Bulgarian): jaw

Definitions

  1. jaw

Ancestry of “челюст”, step by step

StepLanguageWordMeaning
1Proto-Slavicčeľustьjaw
2Proto-Slavicčeloforehead
3Proto-Indo-Europeankelh₃os—
Every word from Proto-Indo-European kelh₃os →Every word from Proto-Slavic čelo →Every word from Proto-Slavic čeľustь →