Dumb vs Too stupid

When to use each in English, with meaning, register, and examples.

Dumb

InformalTop 1,000 (very common)C1adjective

Too stupid

InformalTop 3,000 (common)
Most common: Dumb
 DumbToo stupid
Pronunciation🇬🇧 /["/dʌm/"]/🇺🇸 /["/dʌm/"]/🇬🇧 //tuː ˈstjuː.pɪd//🇺🇸 //tuː ˈstuː.pɪd//
MeaningNot smart or unable to think clearly.Not smart or foolish.
ExampleHe felt dumb after forgetting the answer to such a simple question.I can't believe I was too stupid to see that coming.
RegisterInformalInformal
How commonTop 1,000 (very common)Top 3,000 (common)
CEFR levelC1-
Part of speechadjective
Collocationsbe, feel, look, extremely, fairly, very, be, become, be struck, with, deaf and dumb, be, become, be struck, with, deaf and dumbfeel too stupid, act too stupid, look too stupid
Antonymssmart, intelligent, clever-
Common mistakesUsing 'dumb' to describe someone who is mute (correct term is 'mute')., Confusing with 'deaf' (dumb doesn't mean unable to hear)., Using as a formal descriptor in professional settings.'Stupid' is often used as an insult, which may not be appropriate., Confused with 'dumb' - 'stupid' implies a lack of understanding, while 'dumb' can imply silence., Overused in heated arguments, which can escalate conflict.
Usage notesOften used informally to describe someone as not intelligent. Be cautious; using 'dumb' in a derogatory way can be offensive. Consider using 'unintelligent' in formal contexts.Use informally, often in a derogatory way. Avoid in professional settings or when speaking politely.

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Dumb
Too stupid

Frequently asked questions: Dumb vs Too stupid

What's the difference between Dumb and Too stupid?

Dumb: Not smart or unable to think clearly. Too stupid: Not smart or foolish.

Which is more common: Dumb and Too stupid?

Dumb is the most common in everyday English.

Can you show an example of each?

Dumb: He felt dumb after forgetting the answer to such a simple question. Too stupid: I can't believe I was too stupid to see that coming.

Can I use Dumb and Too stupid interchangeably?

Not always. Dumb and Too stupid are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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