The phrase "clouded the issue" suggests that something has made a topic or situation unclear, confusing, or difficult to understand. Antonyms for this phrase might include "clarified the matter," "illuminated the issue," or "brought clarity to the situation." These phrases imply that something has happened to make the topic more understandable, clear, or straightforward. Other possible antonyms could include "uncomplicated the matter," "simplified the issue," or "streamlined the situation." Antonyms for "clouded the issue" suggest that steps have been taken to make things clearer and easier to comprehend.