The antonyms for the word "more unprepossessing" are plenty, and they describe an appearance that is far from unattractive. Some of the antonyms that capture the opposite of unprepossessing are charming, delightful, captivating, striking, attractive, lovely, and beautiful. While unprepossessing suggests a lack of aesthetic appeal, these words describe something eye-catching, enchanting, and appealing to the eye.
These antonyms are often used to describe people, objects, or places that are beautiful to look at and evoke positive feelings. They are also used to describe outstanding qualities or characteristics, such as magnetic personalities or beautiful sunsets. In contrast to unprepossessing, these antonyms convey an image of something attractive, alluring, and delightful.