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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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he is certainly

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "he is certainly" is correct and usable in written English.
You can use it to express a strong belief or conviction about someone or something, often followed by an adjective or a clause. Example: "He is certainly the best candidate for the job, given his extensive experience and qualifications."

✓ Grammatically correct

News & Media

Formal & Business

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

He is certainly determined.

News & Media

The New York Times

And he is certainly right.

News & Media

The New York Times

But he is certainly not giving up.

News & Media

The Economist

In that, he is certainly right.

News & Media

The New York Times

But he is certainly remaking Georgia.

News & Media

The Economist

But he is certainly an idiot.

News & Media

Independent

But he is certainly keeping busy.

News & Media

The New York Times

He is certainly capable of the crime.

News & Media

The Economist

But he is certainly no internationalist.

News & Media

The Economist

He is certainly no "Bird" himself.

News & Media

Independent

On fiscal policy, he is certainly correct.

News & Media

The Economist
Show more...

Expert writing Tips

Best practice

Use "he is certainly" to express a strong conviction or belief, ensuring that the context supports such confidence. Avoid overuse, as it can diminish the impact of the statement.

Common error

Avoid using "he is certainly" too frequently in your writing. Overuse can make your writing sound repetitive and less impactful. Vary your language by using synonyms like "he is definitely", "he is undoubtedly", or other phrases that convey certainty.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "he is certainly" functions as an emphatic assertion, expressing a strong conviction or agreement. Ludwig AI confirms its correctness and usability, highlighting its role in conveying confidence.

Expression frequency: Very common

Frequent in

News & Media

65%

Formal & Business

15%

Science

10%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "he is certainly" is a versatile phrase used to convey a strong sense of conviction or agreement. Ludwig AI confirms its grammatical correctness and frequent usage across diverse contexts, particularly in news and media. While suitable for various situations, varying your language with synonyms can enhance your writing style and make the statement less repetitive and more impactful. To enhance your writing, leverage synonyms like "he is definitely" or "he is undoubtedly".

FAQs

How can I use "he is certainly" in a sentence?

You can use "he is certainly" to express a strong belief or conviction about someone or something. For example, "he is certainly qualified for the position" or "he is certainly capable of handling the task".

What are some alternatives to "he is certainly"?

Some alternatives include "he is definitely", "he is undoubtedly", and "he is without a doubt". The best choice depends on the specific nuance you want to convey.

Is "he is certainly" formal or informal?

"He is certainly" is neither overly formal nor informal; it maintains a neutral tone suitable for various contexts. More formal options include "he assuredly is".

What's the difference between "he is certainly" and "he is probably"?

"He is certainly" expresses a strong conviction or belief, while "he is probably" indicates a higher likelihood but acknowledges some uncertainty. "He is certainly" leaves less room for doubt than "he is probably".

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Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: