"Setting afoot" means beginning or starting something. The antonyms for this phrase can include ending, finishing, completing, concluding, halting, or suspending. These words denote actions that signify the conclusion of a particular task or project. When a project is finished, it means that it is no longer in progress, and there is no need to continue working on it. In contrast, "setting afoot" implies new beginnings, untapped potential, and the excitement of exploring uncharted territories. Therefore, understanding the antonyms of "setting afoot" can help you appreciate the full range of possibilities and challenges that come with embarking on new ventures.