perfidy

"treachery, basically"

"someday Olaf's perfidy will end."

by phantomdweeb October 11, 2018

perfidious

deceitful, treacherous, faithless, tending to betray

Billy is a very perfidious boyfriend.

by cumtome December 18, 2008

Perfidy

The chief export of France

The perfidy of the French is well known.

by Swampthing500 July 07, 2009