perfidy
per·fi·dy (pûr
f
-d
)
n. pl. per·fi·dies
1. Deliberate breach of faith; calculated violation of trust; treachery: “the fink, whose perfidy was equaled only by his gall” Gilbert Millstein.
2. The act or an instance of treachery.
[Latin perfidia, from perfidus, treacherous : per-, to destruction; see per- + fid
s, faith; see bheidh-
in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition copyright ©2000 by Houghton Mifflin Company. Updated in 2003. Published by Houghton Mifflin Company. All rights reserved.
| Noun | 1. | perfidy – betrayal of a trust
disloyalty – the quality of being disloyal
insidiousness – the quality of being designed to entrap
|
| 2. | perfidy – an act of deliberate betrayal
knavery, dishonesty – lack of honesty; acts of lying or cheating or stealing
double cross, double-crossing – an act of betrayal; “he gave us the old double cross”; “I could no longer tolerate his impudent double-crossing”
sellout – an act of betrayal
|