fallacious

adjectives

containing or based on a fallacy
"fallacious reasoning"; "an unsound argument"
is derived from
is derived from
intended to deceive
"deceitful advertising"; "fallacious testimony"; "smooth, shining, and deceitful as thin ice" - S.T.Coleridge; "a fraudulent scheme to escape paying taxes"
based on an incorrect or misleading notion or information
"fallacious hope"
is derived from
is similar to
not correct; not in conformity with fact or truth
"an incorrect calculation"; "the report in the paper is wrong"; "your information is wrong"; "the clock showed the wrong time"; "found themselves on the wrong road"; "based on the wrong assumptions"