Where does “Lhasa” come from?

Lhasa comes from Tibetan ལྷ་ས, itself derived from Tibetan ར་ས.

Ancestry of “Lhasa”, step by step

StepLanguageWordMeaning
1Tibetanལྷ་སLhasa
2Old Tibetanར་ས—
Every word from Old Tibetan ར་ས →Every word from Tibetan ལྷ་ས →