Infidus, Adiect. pe. pr. á Fido, fidis deriuatur, quod habet primam longam. Ci. Vnfaithful: traiterons: not to be trusted.Fidus & insidus, contraria.Cic.Infidum fœdus.Liu.An vnfaithful league that wil not long be kept.Mare insidum. Lucr. The sea not to bee trusted.Infidi fratres. Vir. Infida pax.Liu.An vnfaithful peace not to bee trusted.Proditio insida.Ouid.False treason.Infida sedes & instabilis. Pl. A seat nothing steady and sure.Seruitia. insida. Liu.False and not to bee trusted.Insida regni societas.Liu.Felowship in gouernance is neuer long trustie and faithful.Infidus socius.Liu.Vir infidus. Propert. Vulgus infidum. Hor. Infida omnia atque infesta facere.Liu.To make all things to be feared and ful of daunger.
Lewis and Short: Latin dictionary
in-fīdus, a, um, adj., not to be trusted, unsafe, faithless, treacherous, false (class.): quos fidos amicos habuisset, quos infidos, Cic. Lael. 15, 53: nihil stabile quod infidum est, id. ib. 18, 65: gentes, id. Prov. Cons. 13, 33; cf.: civitas Rhodiorum, Sall. C. 51, 5: genus Numidarum, id. J. 46, 3: scurra, Hor. Ep. 1, 18, 4: societas regni, Liv. 1, 14: pax, id. 9, 45: promissa, Val. Fl. 2, 578: mare, Lucr. 2, 557; cf. Verg. G. 1, 254. — With dat.: istis infidus, Sall. H. Fragm. 1, 48, 15 Dietsch.—With ad and acc.: gens ut segnis ad pericula, ita infida ad occasiones, Tac. A. 14, 23.— Comp., sup., and adv. seem not to occur.