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perfidiously
Derived word form of perfidious

Example Sentences

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Added Luther's disciple, Melanchthon: "Astute and impious . . . blowing smoke perfidiously before his hearers."

From Time Magazine Archive

The vague phrases of depraving manners and applying revolutionary principles perfidiously, were exactly calculated to smite the band of violent men whose conduct was to Robespierre the scandal of the Revolution.

From Critical Miscellanies (Vol. 1 of 3) Essay 1: Robespierre by Morley, John

Theodoric set up his seat in the city he had so perfidiously won, and for the next thirty years appears as the governour of Italy.

From Ravenna, a Study by Hutton, Edward

The history of the most barbarous peoples and times assuredly offers no example, in one and the same family, of an usurpation more perfidiously and atrociously consummated.

From A Popular History of France from the Earliest Times, Volume 1 by Guizot, M. (François)

Upon his return to Athens she accompanied him as far as the island Naxos, where the ungrateful wretch perfidiously left her.

From The Standard Cantatas Their Stories, Their Music, and Their Composers by Upton, George P. (George Putnam)