Where does “ཅ” come from?

ཅ (Kurtop) comes from Tibetan ལྕགས, from Proto-Sino-Tibetan hljak — iron, iron instrument.

Ancestry of “ཅ”, step by step

StepLanguageWordMeaning
1Tibetanལྕགསiron
2Proto-Sino-Tibetanhljakiron, iron instrument

Words derived from “ཅ”

Every word from Proto-Sino-Tibetan hljak →Every word from Tibetan ལྕགས →