The term "nobodys fool" generally means a person who is smart and difficult to deceive. Antonyms for this phrase could include "gullible," "naive," "ignorant," and "credulous." Someone who is gullible or naive is easily tricked or manipulated, while an ignorant or credulous person lacks knowledge or critical thinking skills. Other antonyms could include words like "simple-minded," "unsophisticated," or "foolish." These terms describe people who don't possess the same level of intelligence or discernment as someone who is nobody's fool. Ultimately, the antonyms for "nobodys fool" highlight the importance of intelligence, knowledge, and critical thinking when it comes to avoiding deception and making wise decisions.