Where does “Tso” come from?

Tso is the English pinyin romanization of Mandarin 左, whose ultimate origin and earliest meaning are not documented in available etymological sources.

Ancestry of “Tso”, step by step

StepLanguageWordMeaning
1NavajoTso
2NavajotsohAlternative form of -tsoh; big
Every word from Navajo tsohEvery word from Navajo Tso