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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

They certainly are

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "They certainly are" is correct and usable in written English. You can use it to affirm or emphasize a statement about a group or individuals. Example: "The results of the experiment are impressive. They certainly are." Alternative expressions include "They definitely are" and "They truly are."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

56 human-written examples

They certainly are.

News & Media

The New York Times

They certainly are diverse.

News & Media

Independent

They certainly are doing that.

News & Media

The New York Times

They certainly are silky smooth.

They certainly are not asking for more.

News & Media

The New York Times

They certainly are not tolerated by Oregon fans.

They certainly are the series' most avid viewers.

News & Media

The New York Times

They certainly are out there now on the stump.

News & Media

The New York Times

"They certainly are favored, but it's not going to be a walk in the park".

They certainly are in no mood to help the Jews, who are doomed.

News & Media

The New Yorker

They certainly are looking at this country from a very British perspective.

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Expert writing Tips

Best practice

Use "They certainly are" to express agreement or affirmation when you want to add a touch of emphasis or politeness to your response.

Common error

Avoid using "They certainly are" excessively in very casual conversations. Simpler affirmations like "Yes, they are" or "Definitely" might sound more natural.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "They certainly are" functions as an emphatic affirmation or agreement. It reinforces a previous statement with a sense of certainty and conviction. Ludwig provides numerous examples illustrating its use in various contexts.

Expression frequency: Very common

Frequent in

News & Media

76%

Wiki

12%

Science

4%

Less common in

Formal & Business

3%

Encyclopedias

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "They certainly are" is a versatile phrase used to express strong agreement or affirmation. Ludwig AI confirms its grammatical correctness and common usage across various contexts, particularly in news and media. While effective in neutral and professional settings, consider its formality in casual conversations. For alternatives, explore options like "they definitely are" or "they undoubtedly are" to fine-tune your expression of agreement. Use it thoughtfully to convey your conviction effectively.

FAQs

What does "They certainly are" mean?

The phrase "They certainly are" is used to strongly agree with a previous statement or observation, indicating a high degree of confidence in the affirmation. It's a more emphatic way of saying "They are".

How to use "They certainly are" in a sentence?

Use "They certainly are" after someone has made a statement about a group or collection of things. For example: "These flowers are beautiful." "They certainly are!"

What can I say instead of "They certainly are"?

You can use alternatives like "they definitely are", "they undoubtedly are", or "they absolutely are" depending on the context.

Is "They certainly are" formal or informal?

"They certainly are" is generally considered neutral to slightly formal. It can be used in professional settings but might sound somewhat elevated in very casual conversations. It's more emphatic than a simple "They are".

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: