Where does “不丹” come from?
不丹 (Chinese) comes from English Bhutan, from French Bhoutan, from Nepali भुटान, from Prakrit 𑀪𑁄𑀝𑁆𑀝𑀁𑀢, from Prakrit 𑀅𑀁𑀢, from Sanskrit अन्त, from Proto-Indo-European h₂ént- — end, limit, forehead.
Ancestry of “不丹”, step by step