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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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failed to keep

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "failed to keep" is correct and usable in written English.
It can be used when discussing an inability to maintain or uphold something, such as a promise, commitment, or standard. Example: "He failed to keep his promise to attend the meeting."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

57 human-written examples

Economies scrambled and failed to keep up.

Marks have failed to keep up.

He failed to keep the appointment.

News & Media

The Guardian

We have failed to keep that promise.

News & Media

The New York Times

Wages have failed to keep up with productivity.

News & Media

The New York Times

Contrary to expectations, younger respondents failed to keep up.

News & Media

The New York Times

Russia has failed to keep its customers happy.

News & Media

The Economist

But the capital's transport systems have failed to keep pace.

News & Media

The Economist

It has repeatedly failed to keep civilians safe.

News & Media

The Economist

It is a promise he failed to keep.

News & Media

The Guardian

We have failed to keep up any pressure.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

When using "failed to keep", ensure the context clearly indicates what was not maintained or upheld. For example, "The company failed to keep its promise to reduce emissions."

Common error

Avoid using "failed to keep" without specifying the object of failure. For instance, instead of saying "The project failed to keep", clarify with "The project failed to keep within budget."

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

86%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "failed to keep" functions as a verb phrase expressing a lack of success in maintaining, upholding, or fulfilling something. As Ludwig AI confirms, it is grammatically sound and frequently used. The examples showcase a wide range of applications, from broken promises to unmet standards.

Expression frequency: Very common

Frequent in

News & Media

62%

Science

17%

Encyclopedias

5%

Less common in

Formal & Business

3%

Wiki

3%

Reference

0%

Ludwig's WRAP-UP

The phrase "failed to keep" is a versatile and grammatically sound expression used to indicate the lack of success in maintaining, upholding, or fulfilling something. As Ludwig AI's analysis confirms, it's widely used across diverse contexts, particularly in news and media. While its register is neutral, the phrase often carries a tone of disappointment or criticism. When using "failed to keep", ensure clarity by specifying the object of failure, and consider alternatives like "did not uphold" or "neglected to maintain" to fine-tune your message.

FAQs

How can I use "failed to keep" in a sentence?

You can use "failed to keep" to describe not upholding a commitment, standard, or promise. For example: "The government "failed to keep" its promise to lower taxes."

What are some alternatives to "failed to keep"?

Alternatives include "did not uphold", "neglected to maintain", or "was unable to preserve" depending on the context.

What's the difference between "failed to keep" and "failed to maintain"?

"Failed to keep" is broader, while "failed to maintain" implies a continuous effort that wasn't sustained. You might say "He "failed to keep" his word" but "The city "failed to maintain" the roads".

Is it better to say "failed to keep" or "did not keep"?

"Failed to keep" often implies a stronger sense of responsibility or expectation. "Did not keep" is a more neutral statement of fact. The best choice depends on the intended emphasis.

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Source & Trust

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Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: