The antonyms for the word "more outworn" can be "modern," "fresh," "new," "trendy," "innovative," and "current." These words describe things that are up-to-date and have not been used or worn out. In contrast, "more outworn" implies that something has become outdated, stale, or obsolete. The use of antonyms can help to provide contrast and make writing more dynamic by highlighting differences between ideas. By choosing the appropriate antonyms for a given word, writers can convey meaning more effectively and engage their readers with a more engaging and diverse vocabulary.