Counterclaimed refers to a legal term that states the defendant's right to sue the plaintiff in a lawsuit. Antonyms for counterclaimed could include terms such as "dismissed," "rejected," "refuted," or "opposed." These words suggest opposing actions that do not involve a legal counterargument. For instance, the term "dismissed" highlights the idea of discarding or disregarding an accusation or claim altogether. "Rejected" implies a negative response to an assertion or claim, while "refuted" means to provide evidence or arguments that disprove what was initially claimed. Lastly, "opposed" indicates resistance or disagreement with a proposed opinion or suggestion. These are some of the essential antonyms for the word counterclaimed that could be helpful in expressing different perspectives.