Unrighteous, unjust; wicked, wrong, erroneous.

Untrue, false, lying.

Of opinions, propositions, doctrines, representations: Contrary to what is true, erroneous.

Contrary to fact; false; erroneous.

Untruthful, false.

Of doctrines, opinions, statements, etc.: Containing errors; of the nature of error; incorrect, mistaken, wrong.

= fallacious, adj.

Not in consonance with facts or truth; incorrect, false, mistaken.

Having no real basis or foundation in fact.

Of the nature of error; mistaken, incorrect, erroneous. Obsolete. rare.

Scottish. Incorrect, false. Obsolete. rare.

Not truly or strictly belonging to the thing under consideration; not in accordance with truth, fact, reason, or rule; abnormal, irregular…

Contrary to an accepted standard or practice; incorrect, mistaken, wrong; (of an argument, interpretation, etc.) unjustifiable, contradictory…

Wrongly conceived, entertained, or carried out; erroneous.

figurative. Diverging or deviating from something.

Of a statement, text, etc.: having no basis in truth; untrue, false; containing nothing that is true.

= incorrect, adj.

Having a misconception or wrong idea; mistaken, misled. Obsolete.

= erroneous, adj.

That swerves; deviating; making a swerve; diverted from the straight or right path; †erroneous.

Characterized by transference; esp. of words or phrases, metaphorical, figurative.

In predicative use or as a complement: out of place, inappropriate; seldom met with; unusual, odd, peculiar, remarkable. Formerly also: †erroneous…

Wrongly directed or constituted.

characterized by aberration; aberrant, abnormal, distorted.

Of, relating to, or characterized by aberration; eccentric, irrational, unsound. Also: aberrant, abnormal, diverging from the norm.

(un-, prefix1 affix 2.)

(un-, prefix1 affix 2.)

That is not realistic.

(un-, prefix1 affix 1.)

colloquial (originally U.S.). Spoiled, esp. by being badly managed or handled; messed up, ruined. Also: confused, mistaken. Cf. to screw up 10a at…

Not true or genuine, and thus not worthy of acceptance or belief; inauthentic; (also) not true to life. Cf. authentic, adj. 2a.