Where does “mboia” come from?

mboia (Portuguese) comes from Old Tupi mboîa, from Proto-Tupi-Guarani *moj, from Proto-Tupian *moj.

Ancestry of “mboia”, step by step

StepLanguageWordMeaning
1Old Tupimboîasnake
2Proto-Tupi-Guarani*mojsnake
3Proto-Tupian*moj—
Every word from Proto-Tupian *moj →Every word from Proto-Tupi-Guarani *moj →Every word from Old Tupi mboîa →