The antonyms for the term "counter claiming" can vary depending on the context in which it is used. In a legal sense, "conceding" or "accepting" may be considered antonyms as they suggest a lack of argument or rebuttal. In a less formal context, "agreeing" or "negotiating" may be more appropriate antonyms as they imply a willingness to work towards common ground rather than engaging in a fight. Other possible antonyms could include "yielding," "withdrawing," or "submitting," all of which suggest a more conciliatory attitude towards the opposing party. Ultimately, the most appropriate antonym for "counter claiming" will depend on the specific circumstances and intended meaning of the phrase.