Bandy with refers to an action of exchanging words or ideas in a debate, discussion, or argument. However, there are some antonyms to this phrase that portray a different intent. For instance, a person might choose to ignore the other party's argument instead of bandying with them. Thus, the opposite of bandy with is "ignore." Similarly, a person might choose to remain neutral instead of engaging in a discussion to avoid bandying with their opposite. Hence, remaining neutral or indifferent would be considered an antonym for bandy with. Other antonyms include unclear, vague, and ambiguous.