🤦 Not smart 😵 Unable to think 🤦 A foolish person

stupid

1 2.7

A person who is not intelligent and often makes poor choices

noun
/ˈstuːpɪd/

Offensive

: estúpido

Arthur Schopenhauer says some really stupid things about Hegel.

Examples

He is often called a stupid person because he makes careless mistakes.
What possesses this stupid idiot to do this?
We were just a bunch of stupid kids were so young.
Like we're a bunch of stupid, stupid babies.
Look, I wouldn't listen to a stupid school teacher about money.
A brother who was in danger of getting left back in school with a bunch of stupids.

Fiction book (1997)
They have to have one person smart, one person's stupid, one winner, one loser.
She criticized his plan, saying it was the most stupid idea she had ever heard.
To call someone stupid for making a mistake isn't fair; everyone messes up sometimes.

Synonyms

idiot

vsstupid

Offensive

∞ 1.2

A person who acts very stupidly, used as an insult

is the general term for lacking intelligence without stressing extremity

dummy

vsstupid

Offensive

115 6.0

A person who is seen as stupid or makes simple mistakes

is the main negative term for lacking intelligence or common sense

dumbass

vsstupid

Offensive

88 9.9

A rude word for someone who does something very stupid

is the general negative label for lack of intelligence without strong offense

nitwit

vsstupid

Offensive

36 7.9

A person who acts silly and not very smart

is the fuller negative label focusing on lack of intelligence

stupid person

vsstupid

Offensive

30 1.1

A person who is not very smart and often makes bad choices

is the general negative label focusing on lack of intelligence

dolt

vsstupid

Offensive

15 8.8

A person who is not very smart or who acts without thinking

is the broader term for lacking intelligence or common sense

dimwit

vsstupid

Offensive

14 7.7

A person who is not very smart

is the neutral broad label for low intelligence or poor sense

ignoramus

vsstupid

Offensive

12 8.3

A person who does not know much

is the general term that includes lack of knowledge and common sense

numbskull

vsstupid

Offensive

8 6.8

A person who is not very smart and often acts without thinking

is the general term for lacking intelligence, not just blunt insult

dullard

vsstupid

Offensive

5 7.8

A person who is slow to understand things

covers lack of intelligence in general rather than slow comprehension specifically

dumbbell

vsstupid

Offensive

3 7.5

A person who is not very smart and often makes silly mistakes

is the straightforward negative term without the joking tone

dunderhead

vsstupid

Offensive

3 9.1

A person who often does foolish things or makes simple mistakes

is the broader negative label for lacking intelligence or sense

lamebrain

vsstupid

Offensive

3 9.3

A person who is not very smart

is the neutral negative descriptor for lacking intelligence

dumbo

vsstupid

Offensive

2 8.7

A person who is not very smart

is the broad negative term without the mild informal tone

stupidhead

vsstupid

Offensive

1 9.5

A childish name used to call someone silly

is the general negative term not limited to childish teasing

pillock

vsstupid

Offensive

1 9.9

A person who is foolish or silly and makes simple mistakes

is the main label for lacking intelligence without casualness

dumbhead

vsstupid

Offensive

1 9.8

A rude word for a person who is very stupid

is the neutral negative name used broadly for lack of intelligence

lackwit

vsstupid

Offensive

1 9.9

A person who is silly and not very clever

is the standard modern label without the old-fashioned tone

stupe

vsstupid

Offensive

1 9.9

A person who is not very smart

is the common descriptor without the slangy tone

stupid-head

vsstupid

Offensive

1 9.1

A playful insult for a person who acts silly

covers the wider adult sense of lacking intelligence or common sense

pudding head

vsstupid

Offensive

1 9.9

A person who is not very smart

is the straightforward negative term without the humorous tone

poor fish

vsstupid

Offensive

1 9.9

A person who is not very clever and is easy to trick

is the wider label for lacking intelligence, not just naivety

simple

vsstupid

Offensive

1 9.9

A person who is not very intelligent

is the core negative label for lacking intelligence used broadly

pudden-head

vsstupid

Offensive

9.9

A person who is not very smart

is the general descriptive label for lacking intelligence or sense

der-brain

vsstupid

Offensive

9.9

A person who acts foolishly or forgets things

focuses on general lack of intelligence rather than forgetfulness or silliness

Antonyms

genius

252 4.9

A person with very strong intelligence or creative skill

thinker

142 3.8

A person who has deep ideas about important subjects

Idioms

play stupid games, win stupid prizes

Texting

9.9

Taking silly risks leads to bad results

Compounds

stupid person

Offensive

30 1.1

A person who is not very smart and often makes bad choices

stupid-head

Offensive

1 9.1

A playful insult for a person who acts silly

stupid o'clock

Informal

9.9

A very early inconvenient time when you must be awake

How Stupid

stupid

Offensive

1 2.7

slow-wittedness

Offensive

8.1

Surface Forms

stupid singular

stupids plural

Etymology

Stupid as a noun comes from the same Latin root stupidus, and it became a simple word for a person who seems slow to understand. So calling someone a stupid means you think they often act without good sense or judgment.