What ever is that vs What is that

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

What ever is that

InformalTop 3,000 (common)

What is that

Top 1,000 (very common)
Most formal: What is thatMost common: What is that
 What ever is thatWhat is that
Pronunciation🇬🇧 //ˈwɒt ˈɛvə ɪz ðæt//🇺🇸 //ˈwɑt ˈɛvər ɪz ðæt//🇬🇧 //wɒt ɪz ðæt//🇺🇸 //wɑt ɪz ðæt//
MeaningA phrase used to express disbelief or confusion about something.A question asking for identification of something.
ExampleWhen I saw the strange machine, I thought, 'What ever is that?'Look at that strange object! What is that?
RegisterInformalNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CollocationsWhat ever is that object, What ever is that noise, What ever is that smellwhat is that noise, what is that thing, what is that smell
Common mistakesUsing it in a formal setting., Mispronouncing 'whatever' as 'what ever'., Using it without proper context.Omitting 'that' (e.g. saying 'What is?'), Using in overly formal contexts, Incorrect intonation in questioning
Usage notesUsually used in casual conversation. Can show surprise or disapproval. Not suitable for formal contexts.Used to inquire about something unknown. Appropriate in most contexts, especially informal speech.

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What ever is that
What is that

Frequently asked questions: What ever is that vs What is that

What's the difference between What ever is that and What is that?

What ever is that: A phrase used to express disbelief or confusion about something. What is that: A question asking for identification of something.

Which is more formal: What ever is that and What is that?

What is that is the most formal of these.

Which is more common: What ever is that and What is that?

What is that is the most common in everyday English.

Can you show an example of each?

What ever is that: When I saw the strange machine, I thought, 'What ever is that?' What is that: Look at that strange object! What is that?

Can I use What ever is that and What is that interchangeably?

Not always. What ever is that and What is that 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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