Perfidious
ahd-5
adjective.
Of, relating to, or marked by perfidy; treacherous.
synonym
:
faithless
.
The Century Dictionary and Cyclopedia
Faithless; basely treacherous; false-hearted.
Proceeding from or characterized by perfidy or base treachery; false: as, a
perfidious
act.
the GNU version of the Collaborative International Dictionary of English
adjective.
Guilty of perfidy; violating good faith or vows; false to trust or confidence reposed; treacherous; faithless.
adjective.
Involving, or characterized by, perfidy.
Wiktionary, Creative Commons Attribution/Share-Alike License
adjective.
Of, pertaining to, or representing
perfidy
;
disloyal
to what should command one's
fidelity
or
allegiance
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans
Equivalent
unfaithful
Form
perfidiously
perfidiousness
Same Context
Words that are found in similar contexts
atrocious
avaricious
bloodthirsty
crafty
dastardly
Synonym
Words with the same meaning
Machiavellian
alienated
ambidextrous
artful
corrupt