Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Pharnăbāzus, i, m., = Φαρνάβαζος, Pharnabazus, a Persian satrap under Darius Nothus and Artaxerxes, 412 to 377 B.C., Nep. Lys. 4, 1; Just. 5, 4, 1 al.