Where does “Peru” come from?

Peru (Malay) comes from Portuguese peru, from Spanish Perú, from Quechua pelu — river.

Ancestry of “Peru”, step by step

StepLanguageWordMeaning
1Portugueseperuturkey; penis
2SpanishPerúPeru
3Quechuapeluriver
Every word from Quechua peluEvery word from Spanish PerúEvery word from Portuguese peru