Hey vs Yo

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

 HeyYo
MeaningA casual greeting used to say hello.A casual greeting or way to get someone's attention.
Registerinformalinformal
CEFR levelA1A1
Part of speechexclamation
Usage notesPrimarily used in informal situations among friends or acquaintances. It's less appropriate in formal contexts or professional settings. Avoid using it with people you don't know well.Typically used among friends or in casual settings. Not suitable for formal occasions or with people you don't know well.

Frequently asked questions: Hey vs Yo

What's the difference between "Hey" and "Yo"?

"Hey" means: A casual greeting used to say hello. "Yo" means: A casual greeting or way to get someone's attention.

When should I use "Hey" and "Yo"?

"Hey" is informal; "Yo" is informal.

Are "Hey" and "Yo" the same CEFR level?

"Hey" is at A1, "Yo" is at A1 on the CEFR scale.

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