The phrase "am in error" suggests that the speaker or writer has made a mistake or an incorrect judgment. Antonyms for this phrase would include expressions that indicate correctness or accuracy, such as "am correct," "am on target," or "am precise." Other antonyms could include phrases that imply a lack of error or fault, such as "am faultless," "am blameless," or "am infallible." Conversely, antonyms that suggest further errors or mistakes might include phrases such as "am mistaken," "am wrong," or "am misguided." By considering these different antonyms, writers and speakers can more effectively convey their intended meaning while avoiding confusion or misunderstanding.