Added 10 October 2026 tupi noun Categories: PeopleLanguageRare Words noun ! Definition from WordNet 3.1, Princeton University. More about tupi at Wordnik → Where our words come from → A member of the South American Indian people living in Brazil and Paraguay. The language spoken by the Tupi of Brazil and Paraguay. Related Words: guaranimondetupiniquimtupinambátupiantupi-guaranínheengatutapirapétopinamboutenetehara Back to today's word