What is another word for knuckleheaded?
Pronunciation: [nˈʌklɪhˌɛdɪd] (IPA) 
If you're searching for words that imply stupidity or foolishness, then knuckleheaded is just the tip of the iceberg. There are plenty of other synonyms that can help describe a person who lacks common sense or makes poor decisions. Some possible alternatives include blockheaded, bonehead, dimwitted, dense, foolish, idiotic, moronic, obtuse, stupid, and thickheaded. Each of these words carries slightly different connotations, but they all suggest a general lack of intelligence or wisdom. So the next time you encounter someone who's acting like a knucklehead, consider reaching for one of these colorful synonyms to describe their behavior.
