The antonyms of the word "nonpositive" are positive, affirmative, approving, agreeable, encouraging, optimistic, constructive, supportive, and favorable. These words express the opposite meaning of nonpositive, which denotes negativity, pessimism, criticism, or disapproval. For instance, a positive attitude implies an optimistic and constructive mindset, while an affirmative response indicates agreement and approval. Similarly, supportive feedback or encouraging words create a favorable environment, unlike nonpositive remarks that can demotivate, discourage, or hamper progress. Thus, the antonyms of nonpositive reflect the power of positivity, hope, and encouragement, which can transform lives, motivate people, and build a better world.