"Clubhouse lawyer" is a term used to describe people who pretend to have legal knowledge without any actual qualifications or experience. Some antonyms for this term could be "real lawyer," "legitimate legal professional," or "certified attorney." Other possible antonyms include "novice," "amateur," or "layperson," to emphasize the lack of actual legal expertise. Additionally, terms like "honest," "truthful," or "trustworthy" could be used to highlight the difference between a "clubhouse lawyer" and a legitimate legal expert who operates with integrity and professionalism. Ultimately, any term that contrasts with the term "clubhouse lawyer" should convey the concept of authenticity, expertise, and professionalism.