perfidiousness

Từ điển Oxford Learners Wordfinder Dictionary

noun

betrayal of a trust
• Syn:
perfidy, treachery
• Derivationally related forms:
treacherous (for: treachery), perfidious, perfidious (for: perfidy)
• Hypernyms:
disloyalty
• Hyponyms:
insidiousness

• Từ đồng nghĩa / Synonyms:
  perfidy, treachery