1. (adjective) not correct; not in conformity with fact or truth

• wrong

2. (adjective) not in accord with established usage or procedure

• wrong

3. (adjective) characterized by errors; not agreeing with a model or not following established rules

• faulty
• wrong

1. (adjective) not correct; not in conformity with fact or truth

• erroneous
• fallacious
• false
• mistaken

2. (adjective) not in accord with established usage or procedure

• improper

3. (adjective) (of a word or expression) not agreeing with grammatical principles

• ill-formed
• ungrammatical

4. (adjective) characterized by errors; not agreeing with a model or not following established rules

• inaccurate

1. (adjective) not correct; not in conformity with fact or truth

• false
• improper
• inaccurate

1. (adjective) not correct; not in conformity with fact or truth

• correct
• correct
• right
• right

1. (adjective) not correct; not in conformity with fact or truth

• incorrectness
• incorrectness
• wrongness
• wrongness
• incorrectness

2. (adjective) characterized by errors; not agreeing with a model or not following established rules

• defectiveness
• faultiness
• error
• fault
• mistake