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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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he is serious

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "he is serious" is correct and usable in written English.
You can use it to describe someone's demeanor or attitude, indicating that they are not joking or being playful. Example: "When he said he wanted to discuss the project, I could tell he is serious about making changes."

✓ Grammatically correct

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Then he is serious.

News & Media

The Economist

He is serious about soccer.

News & Media

The New York Times

He is serious about shellfish.

But he is serious.

He is serious.

News & Media

The Guardian

He is serious perhaps to a fault.

News & Media

The New York Times

The Campbell they know, he is serious.

But Nix insists he is serious now.

And yes, he said, he is serious.

But Clemens insists he is serious.

He is serious, and seriously prepared.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Consider the context to ensure that "he is serious" accurately reflects the person's demeanor and intentions.

Common error

Avoid assuming that because "he is serious" he is also angry or upset. Seriousness indicates sincerity, not necessarily a negative emotion.

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 "he is serious" functions primarily as a descriptive statement. It attributes the quality of seriousness to an individual. Ludwig AI's analysis confirms its correct usage in conveying a genuine and earnest demeanor.

Expression frequency: Very common

Frequent in

News & Media

60%

Formal & Business

20%

Science

10%

Less common in

Encyclopedias

2%

Wiki

2%

Reference

1%

Ludwig's WRAP-UP

In summary, "he is serious" is a common and grammatically sound phrase used to convey that someone is sincere and not joking. Ludwig AI confirms its correct usage and demonstrates its prevalence in news and media, as well as business contexts. Alternative phrases such as "he is earnest" or "he means business" can be used depending on the specific nuance you wish to express. Remember to avoid misinterpreting seriousness as negativity, and always consider the context to ensure accurate reflection of the person's demeanor.

FAQs

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

You can use "he is serious" to describe someone's demeanor, for example: "When he spoke about the company's future, you could tell "he is serious"."

What's a more formal alternative to "he is serious"?

In a more formal context, you could use phrases like "he is earnest" or "he is resolute" to convey a similar meaning with a more sophisticated tone.

How does "he is serious" differ from "he means business"?

"He is serious" generally describes someone's overall demeanor, while "he means business" suggests a focused and determined approach to a specific task or goal.

When is it appropriate to use "he is serious"?

It's appropriate when you want to emphasize that someone is sincere, committed, and not joking about something. It is suitable for a range of situations, from describing personal intentions to assessing someone's professional stance.

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: