Inquiry vs Query

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

Inquiry

Top 3,000 (common)B2noun

Query

Top 2,000 (common)C1noun
Most common: Query
 InquiryQuery
Pronunciation🇬🇧 /["/ɪnˈkwaɪəri/"]/🇺🇸 /["/ˈɪnkwəri//ɪnˈkwaɪəri/"]/🇬🇧 /["/ˈkwɪəri/"]/🇺🇸 /["/ˈkwɪri/"]/
MeaningA question or asking about something.A question you ask to get information.
ExampleThe teacher encouraged an inquiry into the reasons behind climate change.Our assistants will be happy to answer your queries.
RegisterNeutralNeutral
How commonTop 3,000 (common)Top 2,000 (common)
CEFR levelB2C1
Part of speechnounnoun
Collocationsmake an inquiry, conduct an inquiry, primary inquiry, formal inquiry, inquiry processcustomer, email, search, have, raise, email, query about, query as to, query concerning
Antonymsanswer, responseanswer, response, reply
Common mistakesUsed incorrectly as 'inquiries' instead of 'inquiry' when talking about one question., Confused with 'enquiry'; remember 'inquiry' is more formal., Not using 'make' to form the phrase 'make an inquiry'.Confused with 'inquiry', thinking they mean the same., Using 'query' in very casual situations where 'ask' would be better., Incorrectly using 'query' with a subject instead of an object.
Usage notesUse 'inquiry' in formal situations like business or academic contexts, not in casual conversations. It’s suitable for asking for information or clarification.Use 'query' when asking for detailed information, especially in formal contexts like research or databases. Avoid in casual conversations where simpler terms like 'question' might fit better.

Frequently asked questions: Inquiry vs Query

What's the difference between Inquiry and Query?

Inquiry: A question or asking about something. Query: A question you ask to get information.

Which is more common: Inquiry and Query?

Query is the most common in everyday English.

Are Inquiry and Query the same CEFR level?

Inquiry: B2, Query: C1 on the CEFR scale.

Can I use Inquiry and Query interchangeably?

Not always. Inquiry and Query 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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