The antonyms for the word "more characterless" are abundant, as there are numerous words that can be used to describe the quality of possessing character or personality. Some of the most common antonyms for this term include words such as unique, distinct, individualistic, original, creative, imaginative, and charismatic. Other antonyms that could be used to describe an individual or object with a strong sense of character might include expressive, dynamic, lively, engaging, passionate or vibrant. Whatever the antonym used, it is clear that character, personality, and uniqueness are qualities that are highly valued by individuals across all cultures and societies.