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Paiti (Greek: Παίτοι) is the name of a Thracian tribe.
References
The Histories (Penguin Classics) by Herodotus, John M. Marincola, and Aubery de Selincourt, ISBN0-14-044908-6, 2003, page 452: "... I10 The Thracian tribes lying along his route were the Paeti, Cicones, Bistones, Sapaei, Dersaei, Edoni, and Satrae; ..."