stupid

/stjˈuːpɪd/

/ˈstupəd/, /ˈstupɪd/

stupid

not having common sense or the ability to understand or learn quickly

1.1

showing a lack of intelligence or common sense

antonyms : smart

in a state of mental numbness especially as resulting from shock

synonyms : dazed

Stupid

a person who is not very bright

synonyms : dolt

Examples

1. Stupid is as stupid does.

2. I feel stupid for forgetting my keys again.

3. He felt stupid for not understanding the joke.

4. Stupid is as stupid does.