(1):
(n.) Want of truth or accuracy; an untrue assertion or representation; error; misrepresentation; falsity.
(2):
(n.) A deliberate intentional assertion of what is known to be untrue; a departure from moral integrity; a lie.
(3):
(n.) Treachery; deceit; perfidy; unfaithfulness.
(4):
(n.) A counterfeit; a false appearance; an imposture.