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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 doubt

Grammar usage guide and real-world examples

USAGE SUMMARY

"I doubt" is a correct and usable phrase in written English.
You can use it to express disbelief, uncertainty, or distrust. For example: "I doubt she'll be able to finish the assignment on time."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Personally, I doubt it.

News & Media

Independent

Seriously, I doubt it.

News & Media

Independent

Oh, I doubt it!

News & Media

The New Yorker

I doubt many were.

I doubt that, too.

News & Media

The New York Times

Somehow, I doubt that.

News & Media

Independent

Frankly, I doubt it.

News & Media

The Economist

"I doubt anyone does.

News & Media

The New Yorker

"I doubt he is.

News & Media

The New York Times

I doubt Dilma does".

News & Media

The New Yorker

I doubt it, though.

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "I doubt" to express uncertainty or polite disagreement without being confrontational. It's particularly useful in professional settings to soften a differing opinion.

Common error

While "I doubt" is acceptable, relying on it too heavily can make your writing sound repetitive. Vary your expressions of doubt by using stronger or more nuanced alternatives depending on the context.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I doubt" primarily functions as an expression of uncertainty or disbelief. It's used to convey that the speaker has reservations about the truth, validity, or likelihood of something. As Ludwig indicates, this is a common and correct usage in English.

Expression frequency: Very common

Frequent in

News & Media

90%

Formal & Business

5%

Science

3%

Less common in

Academia

1%

Encyclopedias

0%

Wiki

1%

Ludwig's WRAP-UP

In summary, the phrase "I doubt" is a versatile and commonly used expression to convey uncertainty or skepticism. As Ludwig AI confirms, it is grammatically correct and appropriate for a wide range of contexts, including news articles, business communications, and casual conversations. While "I doubt" is widely used, it's important to be mindful of overuse and to employ related phrases like "I'm skeptical" or "I'm not convinced" to add nuance and variety to your writing. The phrase is most frequently found in news and media sources, underscoring its role in expressing reservations about various claims and statements.

FAQs

How can I use "I doubt" in a sentence?

"I doubt" is used to express uncertainty or disbelief. For example, "I doubt he will arrive on time" or "I doubt that's the correct answer."

What can I say instead of "I doubt"?

You can use alternatives like "I question that", "I'm skeptical", or "I'm not convinced" depending on the context.

Is it correct to say "I doubt it"?

Yes, "I doubt it" is a perfectly correct and common way to express skepticism or disbelief in response to a statement or suggestion.

What's the difference between "I doubt" and "I don't think"?

"I doubt" implies a stronger sense of disbelief or skepticism than "I don't think". The latter can simply indicate a differing opinion or a lack of certainty, while "I doubt" suggests a higher probability of something being untrue or unlikely.

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Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: