Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
naufrăgo, āvi, 1, v. n. [naufragus], to suffer shipwreck, be wrecked: omnes naves naufragārunt, Petr. 76, 4; Sid. Ep. 4, 21; Salv. Gub. Dei, 3, p. 77.