Dunce (noun)

1. A person who is considered to be slow-witted or lacking in intelligence.
2. A person who is considered to be uneducated or uninformed.

Origin:

The word "dunce" comes from the name of john duns scotus, a 14th-century scottish philosopher and theologian who had many followers, but whose teachings were later discredited. the word was later used to describe someone who was backward in learning or education.

Examples:

1. He was often called a dunce by his classmates.
2. The teacher singled him out as a dunce.
3. He felt like a dunce because he couldn't answer the question.
4. The politician was called a dunce by his opponents.
5. The group of friends teased him for being a dunce.