Come on not the right name vs Don't be silly

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

Come on not the right name

InformalTop 3,000 (common)

Don't be silly

InformalTop 2,000 (common)
Most common: Don't be silly
 Come on not the right nameDon't be silly
Pronunciation🇬🇧 //kʌm ɒn nɒt ðə raɪt neɪm//🇺🇸 //kʌm ɑn nɑt ðə raɪt neɪm//🇬🇧 //dəʊnt bi ˈsɪli//🇺🇸 //doʊnt bi ˈsɪli//
MeaningAn expression to encourage someone or dismiss a mistake.Don't act in a foolish or funny way.
ExampleCome on, not the right name! That’s not how you pronounce it.When he suggested we should fly to the moon, I told him, 'Don't be silly!'
RegisterInformalInformal
How commonTop 3,000 (common)Top 2,000 (common)
Collocationscome on, not the right answer, not the right timeDon't be silly about it, Just don't be silly, Oh, don't be silly, Don't be silly, please, Really, don't be silly
Common mistakesUsing 'come on' in formal contexts., Confusing 'come on' with 'come over'., Omitting 'not' when emphasizing a mistake.Using it in a serious context where softer language is preferred., Confusing it with 'Don't be silly!' and 'You're silly!' which have different tones.
Usage notesUse in casual situations to express disbelief or to motivate someone. Avoid in formal writing or serious conversations.Commonly used in casual conversations to express disbelief or disapproval of someone's actions. Avoid in formal situations.

See it in real clips

Come on not the right name
Don't be silly

Frequently asked questions: Come on not the right name vs Don't be silly

What's the difference between Come on not the right name and Don't be silly?

Come on not the right name: An expression to encourage someone or dismiss a mistake. Don't be silly: Don't act in a foolish or funny way.

Which is more common: Come on not the right name and Don't be silly?

Don't be silly is the most common in everyday English.

Can you show an example of each?

Come on not the right name: Come on, not the right name! That’s not how you pronounce it. Don't be silly: When he suggested we should fly to the moon, I told him, 'Don't be silly!'

Can I use Come on not the right name and Don't be silly interchangeably?

Not always. Come on not the right name and Don't be silly 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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