adjective

stupid

stupid, silly, foolish

That was a stupid mistake.

That was a stupid mistake.

I feel stupid when I forget things.

I feel stupid when I forget things.

((a/an)) stupid ((noun)) showing a lack of intelligence That was a stupid thing to say.

((to be)) stupid to describe a person as unintelligent Don't be so stupid.

Synonyms: foolish, dumb, silly; Antonyms: smart, intelligent, clever

From Latin 'stupidus' (amazed, stunned), from 'stupere' (to be stunned).

Someone who is 'stupid' might act as if they are 'stunned' or in a 'stupor'.

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