The word "more airheaded" refers to someone who appears to be lacking intelligence or common sense. The antonyms for this word include intelligent, clever, astute, and shrewd. These individuals possess sharp and quick-witted brains, always one step ahead of the game. They are wise, discerning, and quick to understand complex situations or problems. They possess a keen mind, always in control of their thoughts and decisions. These individuals are respected for their intellectual abilities and their ability to quickly and effectively solve problems. They have a high level of mental clarity and a strong ability to think logically, making them invaluable members of any team or organization.