Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
* gŭbernĭus, ii, m. [guberno], a steersman, pilot, for the usual gubernator, Laber. ap. Gell. 16, 7, 10.
Another form: ‡ gŭ-bernĭo, ōnis, m., acc. to Isid. Orig. 19, 1, 4.