Proper noun
Tupiniquim
An ethnic group of Brazil.
Inhabited the Paulist coast, from Ilha Grande to Santos ; main enemies of the Tupiniquim to their west. Source: Internet
The "side-neighbors" (Tupiniquim) meant perhaps recent arrivals, still trying to jostle their way in. However, by 1870 the Tupi tribes population had declined to 250, 000 indígenas and by 1890 had diminished to an approximate 100,000 tribes. Source: Internet