Where does “Tocantins” come from?

Tocantins (Portuguese) comes from Old Tupi tukã, from Proto-Tupi-Guarani *tũkãn — toucan.

Ancestry of “Tocantins”, step by step

StepLanguageWordMeaning
1Old TupitukãToucan
2Proto-Tupi-Guarani*tũkãntoucan

Words derived from “Tocantins”

Every word from Proto-Tupi-Guarani *tũkãn →Every word from Old Tupi tukã →