Antonyms for the word "more unpublicized" could be "well-known," "popular," or "celebrated." These words imply that something has received significant attention, publicity or recognition. Conversely, "obscure," "unknown," or "unnoticed" could also serve as antonyms. These words suggest that something has not received attention or publicity, and so fewer people are aware of it. When considering antonyms for "more unpublicized," it is important to take context into account. For example, if referring to a specific event, a suitable antonym may be "highly publicized," while for a lesser-known subject, "little known" may be more appropriate.