What are the opposite words for intelligence?

Intelligence is a broad term used to describe someone's ability to learn, understand, and process information effectively. However, there are several antonyms to this word that describe a lack of those abilities. The opposite of intelligence could be ignorance, indicating a lack of knowledge or understanding. Another antonym for intelligence could be stupidity, implying a lack of mental capacity or critical thinking skills. Another word that is often used in place of stupidity is idiocy, which is a clinical term used to describe a severe cognitive impairment. Other antonyms for intelligence include dullness, naivete, and cluelessness. While these words may seem derogatory, it's essential to remember that everyone has different abilities and strengths.