Genius vs You are a proper genius

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

Genius

Top 1,000 (very common)B2noun

You are a proper genius

InformalTop 2,000 (common)
Most formal: GeniusMost common: Genius
 GeniusYou are a proper genius
Pronunciation🇬🇧 /["/ˈdʒiːniəs/"]/🇺🇸 /["/ˈdʒiːniəs/"]/🇬🇧 //jʊ ɑːr ə ˈprɒpə ˈdʒiːniəs//🇺🇸 //jʊ ɑr ə ˈprɑːpər ˈdʒiːniəs//
Meaninga very smart personYou are very smart.
ExampleAlbert Einstein is often called a genius for his groundbreaking contributions to physics.You are a proper genius when it comes to solving math problems.
RegisterNeutralInformal
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2-
Part of speechnoun
Collocationsgreat, pure, real, flash, spark, stroke, have, show, lie in something, of genius, genius for, great, natural, eccentric, great, pure, real, flash, spark, stroke, have, show, lie in something, of genius, genius forproper understanding, proper respect, proper explanation, proper planning, proper credit
Antonymsfool, simpleton-
Common mistakesIncorrectly used as a verb (e.g., saying 'to genius' instead of 'to produce genius'), Confusing with 'genius' and 'genius-like,' treating both as adjectives, Using 'genius' without an article (e.g., saying 'Genius is in the room' instead of 'A genius is in the room')Confused with 'proper' as a negative term., Overusing 'genius' for less impressive intelligence., Mispronouncing 'proper' as pro-per instead of prop-er.
Usage notesUsed to describe someone with exceptional intellectual ability. Appropriate in both casual and formal contexts. Avoid when downplaying someone’s abilities or in sarcastic remarks.Used in relaxed contexts to praise someone's intelligence or cleverness, often in a light-hearted or humorous way. Not typically used in formal settings.

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Genius
You are a proper genius

Frequently asked questions: Genius vs You are a proper genius

What's the difference between Genius and You are a proper genius?

Genius: a very smart person You are a proper genius: You are very smart.

Which is more formal: Genius and You are a proper genius?

Genius is the most formal of these.

Which is more common: Genius and You are a proper genius?

Genius is the most common in everyday English.

Can you show an example of each?

Genius: Albert Einstein is often called a genius for his groundbreaking contributions to physics. You are a proper genius: You are a proper genius when it comes to solving math problems.

Can I use Genius and You are a proper genius interchangeably?

Not always. Genius and You are a proper genius 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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