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sāperda, ae, m., = σαπέρδης, an inferior kind of salt fish from the Black Sea, a herring or sardine, Pers. 5, 134; cf.: saperda genus pessimi piscis, Fest. pp. 324 and 325 Müll.
Hence, transf.: omnes videmur nobis esse belli, festivi, saperdae cum simus σαπροί, rotten sardines, Varr. ap. Non. 176, 20 sq. (Sat. Men. 56, 2); cf.: saperdae quasi sapientes, Non. 1. 1., and Fest. p. 325 Müll.