perfidy[noun]Synonyms: treachery, disloyalty, faithlessness, perfidiousness, treacherousness, treason, infidelity, falseness, falsity, unfaithfulness
Antonyms: fealty
Related Idioms: Judas' kiss
Related Words: foul play,
betrayal,
sellout [TahlilGaran] English Synonym Dictionary ▲
per‧fi‧dy /ˈpɜːfədi, ˈpɜːfɪdi $ ˈpɜːr-/
noun [uncountable] literary when someone is not loyal to another person who trusts them
Synonym : treachery [TahlilGaran] Dictionary of Contemporary English ▲