Perfidy is the action of betraying someone or behaving very badly towards someone. (LITERARY)
= treachery
N-UNCOUNT
Perfidy is the action of betraying someone or behaving very badly towards someone. (LITERARY)
= treachery
N-UNCOUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012