| Main Entry: | |
| Part of Speech: | noun |
| Definition: | unfaithfulness |
| Synonyms: | apostasy, bad faith, betrayal of trust, breach of trust, breaking of faith, deceitfulness, disaffection, double-dealing, faithlessness, falseness, falsity, inconstancy, infidelity, perfidiousness, perfidy, recreancy, sedition, seditiousness, subversive activity, treachery, treason, untrueness, violation |
| Antonyms: | faithfulness, loyalty, trueness, trustworthiness |