Extremely vs Really

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

 ExtremelyReally
MeaningVery much; to a very high degree.very or truly
CEFR levelA2A1
Part of speechadverbadverb
Usage notesUse 'extremely' to emphasize adjectives or adverbs. Appropriate in both spoken and written English, but avoid in casual contexts where simpler terms like 'really' may suffice.Used to emphasize an adjective or another adverb. It can be informal in casual conversations but is accepted in most contexts; avoid overusing it in formal writing.

Frequently asked questions: Extremely vs Really

What's the difference between "Extremely" and "Really"?

"Extremely" means: Very much; to a very high degree. "Really" means: very or truly

When should I use "Extremely" and "Really"?

They can all be used in everyday English.

Are "Extremely" and "Really" the same CEFR level?

"Extremely" is at A2, "Really" is at A1 on the CEFR scale.

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