perfidelis
perfidelis, very trusty
Could not find perfidelem in Logeion dictionaries.
perfidelem feminine accusative singular, masculine accusative singular of perfidelis
per-fĭdēlis, e, adj.,
- very trusty, very faithful: homo, Cic. Att. 2, 19, 5: perfidelis in amicos, Aur. Vict. Caes. 13, 8.
per-fidēlis, e, ganz zuverlässig, Cic. ad Att. 2, 19. § 5: m. in u. Akk., in amicos perfidelis, Aur. Vict. de Caes. 13, 8.
perfĭdēlis, e, très sûr, très digne de confiance : Cic. Att. 2, 19, 5.
per-fidēlis e, adj.,
- very trusty: homo.