Extraordinary vs That's unbelievable

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

Extraordinary

Top 2,000 (common)B2adjective

That's unbelievable

Top 2,000 (common)
 ExtraordinaryThat's unbelievable
Pronunciation🇬🇧 /["/ɪkˈstrɔːdnri/"]/🇺🇸 /["/ɪkˈstrɔːrdəneri/"]/🇬🇧 //ðæts ˌʌnˈbiːləvəbl//🇺🇸 //ðæts ˌʌnˈbiːləvəbəl//
Meaningvery unusual or remarkableIt's hard to believe; it's shocking.
ExampleHer performance was nothing short of extraordinary, captivating the entire audience.When she won the lottery, I thought, 'That's unbelievable!'
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelB2-
Part of speechadjective
Collocationsappear, be, feel, most, really, trulyThat's unbelievable news, That's unbelievable behavior, That's unbelievable luck
Antonymsordinary, common, usual-
Common mistakesConfused with 'ordinary', thinking they are similar., Using inappropriately in very casual chats; feels too formal., Mispronouncing the word, especially the 'extra-' part.Used in negative situations instead of positive ones., Saying 'This is unbelievable' instead of 'That's unbelievable' in conversations., Confusing with 'That's incredible' which has a more positive connotation.
Usage notesUse 'extraordinary' to describe something very special or impressive. It's suitable for both formal and informal contexts, but try to avoid it in everyday casual conversations.Commonly used in casual conversation to express surprise or disbelief. Avoid in overly formal settings.

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Extraordinary
That's unbelievable

Frequently asked questions: Extraordinary vs That's unbelievable

What's the difference between Extraordinary and That's unbelievable?

Extraordinary: very unusual or remarkable That's unbelievable: It's hard to believe; it's shocking.

Can you show an example of each?

Extraordinary: Her performance was nothing short of extraordinary, captivating the entire audience. That's unbelievable: When she won the lottery, I thought, 'That's unbelievable!'

Can I use Extraordinary and That's unbelievable interchangeably?

Not always. Extraordinary and That's unbelievable 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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