The antonyms for "more unattired" can be "more dressed", "well-dressed", "fully clothed", "adorned", "appareled", "outfitted", "robed", "decked out", "clad", "suited up", "garbed", "habited". These words describe being fully clothed or properly dressed in a presentable or appropriate manner. On the other hand, "more unattired" implies a lack of clothing or being under-dressed. Using antonyms in writing can provide variety and depth to language, while also aiding in communication by conveying contrasting meanings.