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Tranipsi or Tranipsai (Greek: "Τρανίψαι") is the name of a Thracian tribe. They are mentioned by Xenophon.
References
Anabasis by H. G. Dakyns, 2006, ISBN1-4250-0949-2, page 321: "... his sway extended over the Melanditae, the Thynians, and the Tranipsae. Then the affairs of the Odrysians took ..."