Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
prae-fīdens, entis, Part. [fido], trusting too much, over-confident (rare but class.): exsultantem te et praefidentem tibi Repriment legum habenae, self-confident, rash, Poët. ap. Cic. de Or. 3, 41, 166; so, homines sibi praefidentes, Cic. Off. 1, 26, 90.
Adv.: praefīdenter, too confidently (late Lat.); comp.: praefidentius, Aug. Ep. 55.