Where does “西雙版納” come from?

西雙版納 (Chinese) comes from Lü ᦉᦲᧇᦉᦸᧂᦗᧃᦓᦱ, from Lü ᦉᦲᧇᦉᦸᧂ, from Lü ᦉᦸᧂ, from Proto-Tai soːŋᴬ, from Middle Chinese 雙.

Ancestry of “西雙版納”, step by step

西雙版納 traces back through two separate lines of ancestry.

via Lü ᦉᦲᧇᦉᦸᧂᦗᧃᦓᦱ

StepLanguageWordMeaning
1LüᦉᦲᧇᦉᦸᧂᦗᧃᦓᦱXishuangbanna
2Lüᦉᦲᧇᦉᦸᧂtwelve
3Lüᦉᦸᧂtwo
4Proto-Taisoːŋᴬtwo
5Middle Chinese雙—

via Lü ᧑᧒ᦗᧃᦓᦱ

StepLanguageWordMeaning
1Lü᧑᧒ᦗᧃᦓᦱXishuangbanna
2Lü᧑᧒twelve
Every word from Middle Chinese 雙 →Every word from Proto-Tai soːŋᴬ →Every word from Lü ᦉᦸᧂ →