Where does “челце” come from?

челце (Bulgarian) comes from Bulgarian чело, from Old Church Slavonic чело, from Proto-Slavic čelo, from Proto-Indo-European kelh₃os.

Ancestry of “челце”, step by step

StepLanguageWordMeaning
1Bulgarianчелоforehead; indefinite neuter singular past active...
2Old Church Slavonicчелоforehead
3Proto-Slavicčeloforehead
4Proto-Indo-Europeankelh₃os—
Every word from Proto-Indo-European kelh₃os →Every word from Proto-Slavic čelo →Every word from Old Church Slavonic чело →