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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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they vary

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "they vary" is correct and usable in written English.
You can use it to indicate that there are differences or variations among a group of items, people, or concepts. Example: "The results of the experiment were not consistent; they vary significantly from one trial to another."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

They vary in quality.

News & Media

The New Yorker

They vary enormously.

News & Media

The Economist

But they vary regionally.

News & Media

The Guardian

They vary greatly.

Well, they vary.

They vary for different records.

News & Media

The New York Times

And they vary in size.

News & Media

The New York Times

"But they vary on execution.

They vary widely in age.

News & Media

The New York Times

How do they vary in tone?

News & Media

The Guardian

But beyond that, they vary widely.

Show more...

Expert writing Tips

Best practice

When employing "they vary", enhance clarity by specifying the parameters in which variations occur, such as "they vary in size", "they vary in price", or "they vary in complexity".

Common error

Avoid using "they vary" without a clear antecedent for "they". Ensure the subject is explicitly stated in the preceding sentence or context to prevent ambiguity.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "they vary" functions as a statement indicating that multiple items or entities possess different characteristics or qualities. As confirmed by Ludwig AI, this expression is grammatically sound and commonly used in English writing.

Expression frequency: Very common

Frequent in

News & Media

50%

Science

30%

Wiki

5%

Less common in

Encyclopedias

5%

Formal & Business

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "they vary" is a grammatically correct and very common expression used to indicate diversity or differences among multiple items. As Ludwig AI confirms, it is widely accepted and used across various contexts. Predominantly found in News & Media and Science domains, its neutral register makes it suitable for both formal and informal communication. To ensure clarity, always specify what "they" refers to and the parameters in which the variation occurs. Consider alternatives like ""they differ"" or "they fluctuate" to further refine your message.

FAQs

How can I use "they vary" in a sentence?

Use "they vary" to indicate that multiple items or entities within a group are not all the same. For example, "The symptoms of the illness are diverse; "they vary" from mild discomfort to severe pain".

What's the difference between "they vary" and "they differ"?

"They vary" implies a range of differences along a spectrum or set of characteristics. "They differ" is a more general statement indicating that the items are not the same. In most contexts, "they differ" is a suitable alternative.

What can I say instead of "they vary"?

You can use alternatives like ""they differ"", "they fluctuate", or "they range" depending on the specific context and the nature of the variation you're describing.

Is it correct to say "it varies" instead of "they vary"?

Yes, but the choice depends on the subject. Use "it varies" when referring to a singular subject and "they vary" when referring to a plural subject. For example, "The price varies depending on the location" (singular) versus "The prices vary depending on the location" (plural).

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Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: