The term counterargument implies a response or rebuttal to an argument made previously. Antonyms for counterargument could include agreement, acceptance, or affirmation. These terms suggest that one is not attempting to argue against a point, but rather agreeing with it. Alternatively, synonyms for counterargument might include compliant, collaboration, or conciliation. These words have a more collaborative connotation and imply that parties are working together to reach a resolution rather than engaging in a contentious debate. In conclusion, while counterargument has a specific definition in academic writing, it is important to consider different language choices to express opposing viewpoints.