The antonyms for the word "most summarized" could be long-winded, elaborate, detailed, thorough, exhaustive, complex, intricate, comprehensive, and extensive. While "most summarized" refers to something that has been shortened, condensed, or abridged, the antonyms express a level of verbosity or inclusiveness. For instance, a "comprehensive report" contains comprehensive and detailed information, whereas a "summarized report" would only provide the essential details. Similarly, a "complex theory" has intricate and detailed explanations, while a "summarized theory" would only offer an overview of the subject. Therefore, it is vital to understand the context before selecting the appropriate antonym for "most summarized".