Dictionary monolingual
English

Stupid

ˈst(j)upəd
Very common
~ 2500
~ 2500
The word frequency and importance index indicates how often a word appears in a given language. The smaller the number, the more frequently the word is used. The most frequently used words typically range from about 1 to 4000. This importance index helps you focus on the most useful words during your language learning process.

Stupid -

Lacking intelligence or common sense

Example: He made a stupid mistake by forgetting his keys inside the house.
Usage: informalContext: everyday conversations
Note: This is the most common usage of 'stupid' to describe someone's lack of intelligence or thoughtlessness.

Showing a lack of good judgment or awareness

Example: It was stupid of her to trust a stranger with her personal information.
Usage: informalContext: casual settings
Note: This meaning implies a lack of wisdom or sensible decision-making.

Annoying or frustrating

Example: This stupid computer keeps crashing when I need it the most.
Usage: informalContext: complaining about objects or situations
Note: In this context, 'stupid' is used to express irritation or dissatisfaction.

Stupid's synonyms

foolish

Foolish means lacking good sense or judgment, similar to stupid but with a slightly softer connotation.
Example: It was foolish of him to believe everything he heard without verifying the facts.
Note: Foolish may imply a temporary lack of judgment rather than a general lack of intelligence.

idiotic

Idiotic refers to behavior or actions that are extremely foolish or senseless.
Example: His decision to quit his job without having another one lined up was idiotic.
Note: Idiotic suggests a higher level of absurdity or irrationality compared to stupid.

dim-witted

Dim-witted describes someone who is slow to understand or lacks intelligence.
Example: She may be kind, but she's a bit dim-witted when it comes to solving complex problems.
Note: Dim-witted specifically focuses on a person's cognitive abilities being below average, whereas stupid is a more general term for lacking intelligence.

dense

Dense refers to someone who is slow to understand or lacks perception.
Example: I tried explaining it to him multiple times, but he's just too dense to get it.
Note: Dense can imply a lack of ability to grasp concepts due to being mentally slow or obtuse, similar to stupid but often used in a more colloquial sense.

Stupid expressions, common phrases

Dumb as a rock

This phrase means someone is extremely unintelligent or lacking in common sense.
Example: He tried to fix the computer, but he's as dumb as a rock when it comes to technology.
Note: It emphasizes a lack of intelligence more vividly than just calling someone 'stupid.'

Not the sharpest tool in the shed

This phrase implies that someone is not very intelligent or clever.
Example: She's nice, but she's not the sharpest tool in the shed when it comes to math.
Note: It suggests a lack of intelligence in a more indirect and humorous way.

A few fries short of a Happy Meal

This phrase suggests that someone is not very smart or is mentally deficient.
Example: I think he's a few fries short of a Happy Meal if he believes that story.
Note: It uses humor and exaggeration to imply someone's lack of intelligence.

Out to lunch

This phrase means someone is not paying attention or is acting foolishly.
Example: He's completely out to lunch if he thinks he can finish the project by tomorrow.
Note: It implies a temporary state of being unaware or foolish rather than a general lack of intelligence.

Not playing with a full deck

This phrase suggests that someone is mentally deficient or lacking intelligence.
Example: You're not playing with a full deck if you believe everything he says.
Note: It implies a more serious or ongoing lack of intelligence rather than just a temporary lapse.

Two sandwiches short of a picnic

This phrase implies that someone is not very bright or is lacking intelligence.
Example: She's two sandwiches short of a picnic if she thinks she can pass the exam without studying.
Note: It uses a humorous analogy to convey someone's lack of intelligence.

Not the brightest bulb in the box

This phrase suggests that someone is not very smart or sharp.
Example: He may be friendly, but he's not the brightest bulb in the box when it comes to problem-solving.
Note: It uses a metaphor to imply someone's lack of intelligence in a less harsh way.

A brick short of a load

This phrase implies that someone is not very intelligent or is acting foolishly.
Example: She's a brick short of a load if she thinks she can get away with that excuse.
Note: It uses a comparison to a physical object to humorously convey someone's lack of intelligence.

Stupid everyday (slang) expressions

Idiot

A derogatory term for someone who lacks intelligence or common sense.
Example: Don't be such an idiot, you're going to get yourself hurt!
Note: Stronger and more offensive than 'stupid'.

Dimwit

A person who is regarded as stupid or foolish.
Example: She's a complete dimwit, always forgetting things.
Note: Suggests a lack of intelligence similar to 'stupid' but with a tone of foolishness.

Knucklehead

Someone who is silly or foolish.
Example: He's such a knucklehead for forgetting his keys again.
Note: Has a slightly playful or teasing connotation compared to 'stupid'.

Bonehead

Used to describe someone who is extremely stupid or makes foolish errors.
Example: I can't believe I made such a bonehead mistake on the test.
Note: Emphasizes making foolish mistakes rather than general lack of intelligence.

Numbnuts

A derogatory term for someone who is perceived as stupid or incompetent.
Example: You forgot your wallet again? You're such a numbnuts!
Note: More vulgar and disrespectful than 'stupid'.

Airhead

A person who is not very intelligent or who does not think in a serious or intelligent way.
Example: She's such an airhead, always forgetting appointments.
Note: Implies a lack of seriousness or depth in addition to lack of intelligence.

Muttonhead

Used to refer to a person who is seen as stupid or foolish.
Example: You're a real muttonhead if you think that plan will work.
Note: A playful and less common variation of 'blockhead' or 'stupid'.

Stupid - Examples

She said something really stupid.
Don't be so stupid!
He's not stupid, he just doesn't understand.

Stupid grammar

Stupid - Adjective (Adjective) / Adjective (Adjective)
Lemma: stupid
Conjugations
Adjective, comparative (Adjective, comparative): stupider
Adjective, superlative (Adjective, superlative): stupidest
Adjective (Adjective): stupid
Syllables, Separation and Stress
stupid Contains 2 syllables: stu • pid
Phonetic transcription: ˈstü-pəd
stu pid , ˈstü pəd (The red syllable is stressed)

Stupid - Importance and usage frequency

The word frequency and importance index indicates how often a word appears in a given language. The smaller the number, the more frequently the word is used. The most frequently used words typically range from about 1 to 4000.
stupid: ~ 2500 (Very common).
This importance index helps you focus on the most useful words during your language learning process.
Vocafy, efficient language learning
Vocafy, efficient language learning
Vocafy helps you discover, organize, and learn new words and phrases with ease. Build personalized vocabulary collections, and practice anytime, anywhere.