The term "more unbusinesslike" is subjective, meaning that its antonyms can vary depending on context. Some possible antonyms for "unbusinesslike" could include professional, polished, corporate, efficient, streamlined, effective, or productive. These words suggest an organized and effective approach to business practices. On the other hand, antonyms for "more unbusinesslike" could include unprofessional, disorganized, chaotic, inefficient, sloppy, ineffective, or unproductive. These words indicate a lack of structure and direction in business practices. In summary, the antonyms for "more unbusinesslike" can paint a picture of either a well-run operation or a disorganized mess.