| 释义 | perfidiousnessThesaurus
 | Noun | 1. |  perfidiousness - betrayal of a trust perfidy, treacherydisloyalty - the quality of being disloyalinsidiousness - the quality of being designed to entrap | 
 perfidiousnessnounBetrayal, especially of a moral obligation:disloyalty, faithlessness, false-heartedness, falseness, falsity, infidelity, perfidy, traitorousness, treacherousness, treachery, unfaithfulness.EncyclopediaSeeperfidious
 perfidiousnessRelated to perfidiousness: excogitate
 Synonyms for perfidiousnessnoun betrayal, especially of a moral obligationSynonymsdisloyaltyfaithlessnessfalse-heartednessfalsenessfalsityinfidelityperfidytraitorousnesstreacherousnesstreacheryunfaithfulness
 Synonyms for perfidiousnessnoun betrayal of a trustSynonymsRelated Words |