Where does “Tanagra” come from?

Tanagra (New Latin) comes from Portuguese tangara, from Old Tupi tangara, from Proto-Tupi-Guarani *taŋara.

Ancestry of “Tanagra”, step by step

Step	Language	Word	Meaning
1	Portuguese	tangara
2	Old Tupi	tangara	—
3	Proto-Tupi-Guarani	*taŋara	—

Tanagra — Etymology, Origin & Word History | Etymology Explorer