Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

nagging doubt

Grammar usage guide and real-world examples

USAGE SUMMARY

'nagging doubt' is a perfectly acceptable phrase to use in written English.
It is used to refer to a feeling of doubt or uncertainty that is persistent and difficult to ignore. For example, "He had a nagging doubt that he had made the wrong decision".

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Even Klinsmann acknowledges the nagging doubt around the team.

But there was always the nagging doubt that they were all tight forwards and nothing else.

News & Media

Independent

Marianne Elliott's book clears the ground, but there is a nagging doubt about her project.

News & Media

The Economist

Hence the nagging doubt about whether the single currency will happen on time.

News & Media

The Economist

Caine puts his finger on the sort of nagging doubt that many people feel about Brussels.

News & Media

Independent

"Isn't this the nagging doubt we have about the current opening partnership?

And, finally, there is the nagging doubt that the advice may simply be incorrect.

But there is still a nagging doubt about Mexico in attack, for me.

The only nagging doubt about the entire episode was the cloud hanging over the head coach.

Except … I cant help but feel a nagging doubt about this move.

News & Media

The Guardian

But – as with God – there remained some nagging doubt that he was present.

Show more...

Expert writing Tips

Best practice

Use "nagging doubt" when you want to convey a sense of persistent and slightly irritating uncertainty that is difficult to dismiss. This phrase is effective for describing internal conflicts or lingering concerns.

Common error

While "nagging doubt" is acceptable, overuse can make your writing sound repetitive. In formal contexts, consider alternatives like "lingering uncertainty" or "persistent misgiving" to maintain a professional tone.

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 "nagging doubt" functions as a noun phrase, where "nagging" acts as a modifier describing the quality of the "doubt". It typically describes a persistent and bothersome feeling. According to Ludwig AI, this phrase is perfectly acceptable in written English.

Expression frequency: Very common

Frequent in

News & Media

58%

Science

21%

Formal & Business

21%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "nagging doubt" is a common and acceptable way to express a persistent feeling of uncertainty or unease. Ludwig AI confirms its grammatical correctness and natural usage. Its primary function is to describe a troublesome feeling. While it's appropriate in many contexts, overuse in formal writing should be avoided by considering alternative phrases like "lingering uncertainty". It appears frequently in news and media, with a neutral register. Be careful not to confuse a "nagging doubt" with a "nagging suspicion", as suspicion implies distrust, whereas doubt simply conveys uncertainty.

FAQs

How to use "nagging doubt" in a sentence?

You can use "nagging doubt" to express a persistent feeling of uncertainty or unease. For example, "Despite the evidence, she still had a nagging doubt about his innocence".

What can I say instead of "nagging doubt"?

You can use alternatives like "lingering uncertainty", "persistent misgiving", or "constant worry" depending on the context.

Which is correct, "nagging doubt" or "annoying doubt"?

"Nagging doubt" is more common and idiomatic to describe a persistent, troubling feeling. "Annoying doubt" is grammatically correct but less frequently used and might sound less natural.

What's the difference between "nagging doubt" and "nagging suspicion"?

A "nagging doubt" is a feeling of uncertainty, while a "nagging suspicion" implies a distrustful feeling or belief that something is wrong. Doubt is general uncertainty, suspicion suggests a specific concern.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: