The word "more herolike" implies that someone is exhibiting characteristics of a hero, and therefore its antonyms would encompass words that denote the opposite meaning. Some antonyms for "more herolike" could be "cowardly," "timid," "craven," "fearful," "pusillanimous," or "spineless." These words convey a sense of weakness, fear, and lack of courage, which are the opposite of heroic traits. Other antonyms that could be used in this context are "unheroic," "unadventurous," and "unbrave." These words denote a lack of heroism and are suitable for describing people who are defined by their unwillingness to take action or risks.