Else vs Otherwise

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

Else

Top 1,000 (very common)A1adverb

Otherwise

Top 2,000 (common)B2adverb
Most common: Else
 ElseOtherwise
Pronunciation🇬🇧 /["/els/"]/🇺🇸 /["/els/"]/🇬🇧 /["/ˈʌðəwaɪz/"]/🇺🇸 /["/ˈʌðərwaɪz/"]/
MeaningIn addition to something already mentioned.In a different way or situation.
ExampleYou can choose this option, or else you can select another.You need to study harder; otherwise, you might fail the exam.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA1B2
Part of speechadverbadverb
Collocationsanything else, someone else, yourself or someone else, what else, who elseotherwise engaged, do otherwise, think otherwise, behave otherwise
Antonymsotherwisesimilarly, consequently
Common mistakesUsing 'else' without a conditional or alternative context., Confusing 'else' with 'also' or 'too'., Incorrectly placing 'else' in a sentence.Using 'otherwise' without a complete thought to follow., Confusing 'otherwise' with 'elsewhere' or 'otherwise'., Misplacing 'otherwise' in a sentence, leading to unclear meaning.
Usage notesUse 'else' to add additional information or options. Commonly used in questions and when giving choices. Avoid in formal writing.Use 'otherwise' to show an alternative outcome. It fits well in both spoken and written contexts, but avoid it in very casual situations.

See it in real clips

Else
Otherwise

Frequently asked questions: Else vs Otherwise

What's the difference between Else and Otherwise?

Else: In addition to something already mentioned. Otherwise: In a different way or situation.

Which is more common: Else and Otherwise?

Else is the most common in everyday English.

Which is more advanced: Else and Otherwise?

Otherwise is the highest level, at B2, on the CEFR scale.

Are Else and Otherwise the same CEFR level?

Else: A1, Otherwise: B2 on the CEFR scale.

What part of speech are Else and Otherwise?

Else: adverb, Otherwise: adverb.

Can you show an example of each?

Else: You can choose this option, or else you can select another. Otherwise: You need to study harder; otherwise, you might fail the exam.

Can I use Else and Otherwise interchangeably?

Not always. Else and Otherwise 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.