Dictionary
perfidious
adjective per·fid·i·ous \(ˌ)pər-ˈfi-dē-əs\
: not able to be trusted : showing that someone cannot be trusted
Full Definition of PERFIDIOUS
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First Known Use of PERFIDIOUS
1572
Related to PERFIDIOUS
- Synonyms
- disloyal, false, fickle, inconstant, faithless, recreant, traitorous, treacherous, unfaithful, untrue
Synonym Discussion of PERFIDIOUS
faithless, false, disloyal, traitorous, treacherous, perfidious mean untrue to what should command one's fidelity or allegiance. faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty <faithless allies>. false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery <betrayed by false friends>. disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country <disloyal to their country>. traitorous implies either actual treason or a serious betrayal of trust <traitorous acts punishable by death>. treacherous implies readiness to betray trust or confidence <a treacherous adviser>. perfidious adds to faithless the implication of an incapacity for fidelity or reliability <a perfidious double-crosser>.
Rhymes with PERFIDIOUS
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