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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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could have stumbled

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "could have stumbled" is correct and usable in written English.
It can be used to express a possibility or hypothetical situation in the past where someone might have tripped or made a mistake. Example: "He was so distracted that he could have stumbled over the curb without even noticing."

✓ Grammatically correct

News & Media

Science & Research

Human-verified examples from authoritative sources

Exact Expressions

5 human-written examples

He acknowledged he had worried that Mr. Bush could have stumbled or done something to damage his prospects.

News & Media

The New York Times

Avert your gaze from the gaping holes in the reactor walls and you could have stumbled upon an unwieldy building site.

News & Media

The Guardian

One of the hardest things to explain might be how he could have stumbled in Russia, after having spent five years in Moscow running the TNK-BP joint venture from 2003 to 2008.

News & Media

The New York Times

Some of those patients now say they feel betrayed by the company they once viewed as their savior, wondering why Genzyme did not have a sufficient reserve of such vital drugs and how the company could have stumbled so badly in trying to fix its production problems.

News & Media

The New York Times

Still, says Noever, "Allais could have stumbled onto something important".

Science & Research

Science Magazine

Human-verified similar examples from authoritative sources

Similar Expressions

53 human-written examples

At Christie's, Franz Marc's very large "Springende Pferde" (Jumping Horses) painted in 1910 could easily have stumbled over the double hurdle of its uncharacteristically pale color scheme and its curious throwback to Divisionist brushwork.

Could I have stumbled upon one of the key reasons why people don't attain their goals?

News & Media

Huffington Post

The Saints-Giants game got out of hand, so a little channel surfing could be excused, and you might have stumbled upon this clip (at top, and about a month old) on another ESPN channel.

News & Media

The New York Times

In offering its subscribers the free option to block pop-up ads, EarthLink may have stumbled onto something that could reignite its flagging dial-up subscriber growth.

News & Media

Forbes

The other tablet entrants have stumbled so far, and that trend-line could persist deep into 2012.

News & Media

Huffington Post

Commercial opportunities might follow: Britain could import waste gas from northern Europe, where pilot CCS projects have stumbled because of opposition to onshore stores.

News & Media

The Economist
Show more...

Expert writing Tips

Best practice

Use "could have stumbled" to express a hypothetical past event where someone nearly failed or made a mistake. It's particularly effective when emphasizing the potential consequences that were avoided.

Common error

Avoid using "could have stumbled" when describing a definite past event. This phrase indicates possibility, not certainty. If the person definitively stumbled, use "stumbled" instead.

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 "could have stumbled" functions as a modal verb phrase expressing a hypothetical or potential past action. It indicates that an event (stumbling) was possible but not certain. Ludwig confirms that this phrase is grammatically correct and usable.

Expression frequency: Common

Frequent in

News & Media

50%

Science

30%

Formal & Business

10%

Less common in

Academia

5%

Encyclopedias

3%

Wiki

2%

Ludwig's WRAP-UP

The phrase "could have stumbled" is a grammatically sound modal verb phrase used to express a hypothetical past event or a near miss. Ludwig confirms its correctness and usability in various contexts. It appears most frequently in News & Media and Science domains. Alternatives include "might have tripped" and "may have fallen". When using this phrase, ensure it accurately conveys the intended possibility and avoid using it to describe definite past events. Be cautious of the incorrect form "could of stumbled". Overall, "could have stumbled" is a useful tool for nuanced expression in both formal and informal settings.

FAQs

How can I use "could have stumbled" in a sentence?

Use "could have stumbled" to express a past possibility that something went wrong or someone made a mistake. For example, "He was so tired he "could have stumbled" on the stairs."

What are some alternatives to "could have stumbled"?

Alternatives include "might have tripped", "may have fallen", or "could have erred", depending on the specific context you want to convey.

Is "could of stumbled" grammatically correct?

No, "could of stumbled" is incorrect. The correct form is "could have stumbled". "Have" is often contracted to "'ve" in speech, which can lead to the confusion.

What's the difference between "could have stumbled" and "stumbled"?

"Could have stumbled" implies a possibility that someone almost stumbled but didn't necessarily fall, while "stumbled" indicates that the person actually tripped or faltered.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: