nāvĭfrăgus, a, um, adj. [navis-frango],
causing shipwrecks, dangerous (poet.): navifragum Scylaceum, Verg. A. 3, 553: fretum, Ov. M. 14, 6: saxa, Stat. Th. 5, 415; cf. naufragus, I. B.
nāvifragus adj. navis + FRAG-, causing shipwrecks, dangerous : Scylaceum, V.: fretum, O...
An Elementary Latin Dictionary