perfidus

References in periodicals archive ?
15 (pastor cum traheret per freta navibus Idaeis Helenen perfidus hospitam; when the treacherous shepherd rushed Helen his hostess away over the sea in Trojan ships .
Bacillus twins are expecting the birth of their (evil) brother Perfidus, a class-a headphone amplifier, in late autumn.
Moore correctly notes that, for example, the word perfidus (or cognates) occurs six times in the commentary.