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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I certainly think

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I certainly think" is correct and usable in written English.
You can use it to express a strong belief or opinion about something. Example: "I certainly think that we should consider alternative solutions to this problem."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

I certainly think we can.

News & Media

The Economist

But I certainly think it.

News & Media

The New York Times

I certainly think so.

"I certainly think so," said Ms. Bancroft.

News & Media

The New York Times

"I certainly think he couldn't have.

"Walt, I certainly think is a candidate.

At least, I certainly think it does.

But I certainly think it does.

News & Media

The New York Times

I certainly think it a lot, though.

News & Media

The Guardian

I certainly think an equivalent truth applies to financial markets.

News & Media

The Economist

Perhaps not, but I certainly think about doing it.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

In formal writing, consider stronger or more precise alternatives like "I am convinced" or "I firmly believe" to enhance credibility.

Common error

Avoid using "I certainly think" excessively in formal documents or academic papers where a more assertive or objective tone is expected. Opt for stronger, evidence-backed statements.

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 "I certainly think" functions as a hedge, expressing a personal opinion with a degree of confidence. According to Ludwig AI, this expression is grammatically correct and demonstrates the speaker's viewpoint while acknowledging it's not an absolute truth. The examples show its usage in diverse scenarios, from casual conversations to news reports.

Expression frequency: Very common

Frequent in

News & Media

86%

Formal & Business

7%

Science

7%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "I certainly think" is a commonly used phrase for expressing personal opinions with confidence, suitable for various contexts, particularly in news and media. Ludwig AI confirms its grammatical correctness, highlighting its function as a hedge. While effective for conveying personal viewpoints, remember to consider stronger alternatives in formal writing to enhance credibility. By avoiding overuse and selecting appropriate synonyms, you can effectively communicate your perspective while maintaining clarity and impact.

FAQs

How can I use "I certainly think" in a sentence?

Use "I certainly think" to express a strong personal belief or opinion. For example, "I certainly think we should invest in renewable energy."

What phrases are similar to "I certainly think"?

You can use phrases like "I definitely think", "I truly believe", or "I strongly believe" depending on the context and desired emphasis.

Is it appropriate to use "I certainly think" in formal writing?

While grammatically correct, "I certainly think" might be perceived as less assertive in formal writing. Consider using stronger alternatives like "I am convinced" or "I firmly believe" for greater impact.

What's the difference between "I certainly think" and "I guess"?

"I certainly think" expresses a strong personal opinion, while "I guess" indicates uncertainty or a lack of strong conviction. The choice depends on how confident you are in your statement.

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Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: