perfidus

perfidus adj.

1 FID-, promise-breaking, faithless, dishonest, treacherous, perfidious : vanum et perfidiosum esse: Rutulus, V.: arma, O.: verba, O.—Sing n . As adv.: perfidum ridens Venus, H.—As subst m., a scoundrel , O., Pr.— Unsafe : via, Pr.