Noun
khipu (plural khipus)
Alternative form of quipu
In 1985, a variation of this system was adopted by the Peruvian government; it uses the Quechuan three-vowel system: Inka, Wayna Qhapaq, Qullasuyu, Mama Uqllu, Wiraqucha, khipu, tampu, kuntur. Source: Internet
He is working on a book about the subject, titled "Reading, Writing and Arithmetic: The Andean Khipu and its Transcriptions." Source: Internet
That is the system preferred by the Academia Mayor de la Lengua Quechua : Inka, Wayna Qhapaq, Qollasuyu, Mama Oqllo, Wiraqocha, khipu, tampu, kuntur. Source: Internet