Perfidiousness
"Perfidiousness" in a Sentence (2 examples)
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.
Not only Cato is vanquished by Caesar, but the treachery and perfidiousness of Syphax prevail over the honest simplicity and the credulity of Juba.
More for "perfidiousness"
Next best steps
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.