The antonyms for the term "more plain-featured" are numerous as there are many words that could correctly convey the opposite meaning. Some words that could be used as antonyms for plain-featured include attractive, beautiful, gorgeous, handsome, lovely, stunning, and striking. These antonyms all describe an increase in physical beauty, whereas plain-featured suggests a lack of standout physical qualities. Therefore, to describe someone as more plain-featured, the antonyms would indicate a marked improvement in their overall attractiveness. While plain-featured does not imply any negative connotations, the antonyms acknowledge the value of physical attractiveness and desirability.