The story
- Old Tupi · derived fromeîrara
- Portuguese · borrowed fromtaira
- Spanish · borrowed fromtayra
- English todaytayra
Borrowed, via Spanish tayra or Portuguese taira, from Old Tupi eîrara. (Compare Portuguese irara, Spanish irará, eirá, connected to Paraguayan Guarani eíra (“honey”), a food the animal is fond of, whence also Portuguese papa-mel, another vernacular name.)
Etymology from Wiktionary, CC BY-SA 4.0.