Genius vs You are brilliant

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

Genius

Top 1,000 (very common)B2noun

You are brilliant

Top 2,000 (common)
Most common: Genius
 GeniusYou are brilliant
Pronunciation🇬🇧 /["/ˈdʒiːniəs/"]/🇺🇸 /["/ˈdʒiːniəs/"]/🇬🇧 //jʊ əˈbrɪljənt//🇺🇸 //ju ɑr ˈbrɪljənt//
Meaninga very smart personYou are very smart or clever.
ExampleAlbert Einstein is often called a genius for his groundbreaking contributions to physics.You are brilliant at solving complex math problems.
RegisterNeutralNeutral
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 foryou are brilliant at, you are brilliant in, you are brilliantly creative
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 'you are brill' - 'brill' is slang and may not be understood by all., Overusing in professional settings - it can sound overly familiar., Adding unnecessary words - simply saying 'you are brilliant' is best.
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.Use this phrase to compliment someone. It's appropriate in both casual and formal contexts.

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Genius
You are brilliant

Frequently asked questions: Genius vs You are brilliant

What's the difference between Genius and You are brilliant?

Genius: a very smart person You are brilliant: You are very smart or clever.

Which is more common: Genius and You are brilliant?

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 brilliant: You are brilliant at solving complex math problems.

Can I use Genius and You are brilliant interchangeably?

Not always. Genius and You are brilliant 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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