The term "wast opinion" might seem like a strange concept, but it essentially refers to when someone's opinion is considered to be worthless or lacking in value. Antonyms for this term would therefore be words or phrases that describe opinions that are considered to be valuable, valid, or insightful. Examples of antonyms for "wast opinion" might include "thoughtful analysis", "informed perspective", "expert viewpoint", "well-considered opinion", or "balanced assessment". By focusing on these types of antonyms, we can begin to shift our mindset towards valuing different perspectives and ideas, rather than dismissing them out of hand.