Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Trītīa or Trītaea, ae, f., = Τριταία, an inland town of Achaia, near the confines of Elis, now Kastritzi, Cic. Att. 6, 2, 3.
Hence, Trittenses or Trītienses, ium, m., the inhabitants of Tritia, Plin. 4, 6, 10, § 22.