nitwit
🇺🇸
/ˈnɪtwɪt/
🇬🇧
/ˈnɪtwɪt/
A person who is not very smart or makes poor decisions.
The nitwit locked his keys in the car and then called everyone for help.
その愚かな男は車に鍵を忘れてしまい、その後、誰もを助けを求めた。