Perfidiousness

Synonyms for "perfidiousness" (27 found)

Ranked by relevance and common usage.

Closest matches (6)

Noun(5 words)

perfidy treachery betrayal breach of promise breach of trust

Strong matches (8)

deserted dirty trick dirty work disloyalty double dealing duplicity falseness

Noun(1 words)

Related words (13)

falsity foul play perfidy unfaithfulness

Noun(9 words)

judas kiss prodition punic faith stab in the back swike tergiversation traitory treacherousness treason

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

5 relation types

More general

1 entries

Synonyms

1 entries

Related terms

2 entries

perfidious perfidiously

derived from

1 entries

related to

5 entries

deceitfulness perfidious perfidiously perfidy unfaithfulness

Sample sentences

2 total sentences available.

Tatoeba + Wiktionary

Patriotism, often a thinly veiled form of collective self-worship, celebrates our goodness, our ideals, our mercy and bemoans the perfidiousness of those who hate us.

Source: tatoeba (2347683)

Not only Cato is vanquished by Caesar, but the treachery and perfidiousness of Syphax prevail over the honest simplicity and the credulity of Juba.

Source: wiktionary

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.