What ever is that vs What is going on vs What is that vs What's that

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

What ever is that

InformalTop 3,000 (common)

What is going on

Top 1,000 (very common)

What is that

Top 1,000 (very common)

What's that

InformalTop 5,000 (fairly common)
 What ever is thatWhat is going onWhat is thatWhat's that
Pronunciation🇬🇧 //ˈwɒt ˈɛvə ɪz ðæt//🇺🇸 //ˈwɑt ˈɛvər ɪz ðæt//🇬🇧 //wɒt ɪz ˈɡəʊɪŋ ɒn//🇺🇸 //wɑt ɪz ˈɡoʊɪŋ ɑn//🇬🇧 //wɒt ɪz ðæt//🇺🇸 //wɑt ɪz ðæt//🇬🇧 //wɒts ðæt//🇺🇸 //wɑts ðæt//
MeaningA phrase used to express disbelief or confusion about something.What is happening?A question asking for identification of something.A question asking about something you see or hear.
ExampleWhen I saw the strange machine, I thought, 'What ever is that?'Hey, what is going on with the project?Look at that strange object! What is that?Look at that strange noise; what's that?
RegisterInformalNeutralNeutralInformal
How commonTop 3,000 (common)Top 1,000 (very common)Top 1,000 (very common)Top 5,000 (fairly common)
CollocationsWhat ever is that object, What ever is that noise, What ever is that smellwhat is going on with, what is going on here, what is going on in the worldwhat is that noise, what is that thing, what is that smellwhat's that sound?, what's that over there?, what's that doing?
Common mistakesUsing it in a formal setting., Mispronouncing 'whatever' as 'what ever'., Using it without proper context.Using it in a formal context, such as in business meetings., Confusing it with 'what's going on' and using 'what is going on' incorrectly., Forgetting to use it as a question, making it a statement instead.Omitting 'that' (e.g. saying 'What is?'), Using in overly formal contexts, Incorrect intonation in questioningUsed in formal situations where a more polite inquiry is needed., Confused with 'what is that', which is more formal.
Usage notesUsually used in casual conversation. Can show surprise or disapproval. Not suitable for formal contexts.Use in casual conversation to ask about current situations. Avoid in very formal settings.Used to inquire about something unknown. Appropriate in most contexts, especially informal speech.Used in casual conversation. Avoid in formal settings or written language, as it may seem too familiar.

See it in real clips

What ever is that
What is going on
What is that
What's that

Frequently asked questions: What ever is that vs What is going on vs What is that vs What's that

What's the difference between What ever is that, What is going on, What is that, and What's that?

What ever is that: A phrase used to express disbelief or confusion about something. What is going on: What is happening? What is that: A question asking for identification of something. What's that: A question asking about something you see or hear.

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 going on: Hey, what is going on with the project? What is that: Look at that strange object! What is that? What's that: Look at that strange noise; what's that?

Can I use What ever is that, What is going on, What is that, and What's that interchangeably?

Not always. What ever is that, What is going on, What is that, and What's 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.