adopted in order to deceive
inaccurate in pitch
not genuine or real; being an imitation of the genuine article
arising from error
(used especially of persons) not dependable in devotion or affection; unfaithful
inappropriate to reality or facts
in a disloyal and faithless manner
deliberately deceptive
designed to deceive
erroneous and usually accidental
not in accordance with the fact or reality or actuality
not correct; not in conformity with fact or truth
characterized by errors; not agreeing with a model or not following established rules
not in accord with established usage or procedure
(of a word or expression) not agreeing with grammatical principles