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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
CEO of Professional Science Editing for Scientists @ prosciediting.com
they have failed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "they have failed" is correct and usable in written English.
You can use it to express that someone did not succeed in doing something. For example: "The team had high ambitions, but unfortunately they have failed."
✓ Grammatically correct
News & Media
Formal & Business
Science
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
"They have failed miserably".
News & Media
Ethically, they have failed.
News & Media
They have failed.
News & Media
So far, they have failed.
News & Media
They have failed each time.
News & Media
But they have failed.
News & Media
And they have failed.
News & Media
Mostly, they have failed.
News & Media
They have failed," said Mr Miliband.
News & Media
In most jurisdictions, they have failed.
News & Media
"They have failed on the job".
News & Media
Expert writing Tips
Best practice
When using "they have failed", ensure that the context clearly identifies who "they" refers to, and what specific goal or task they failed to achieve. Clarity is crucial for effective communication.
Common error
Avoid using "they have failed" without providing specific evidence or examples to support the claim. Vague statements can weaken your argument and undermine your credibility.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they have failed" functions as a declarative statement expressing the lack of success on the part of a specific group or entity. This aligns with Ludwig AI's assessment of its grammatical correctness and usability. It serves to report a negative outcome.
Frequent in
News & Media
65%
Formal & Business
20%
Science
10%
Less common in
Academia
3%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
The phrase "they have failed" is a grammatically sound and frequently used expression to denote a lack of success, as confirmed by Ludwig AI. Predominantly found in news and media, and formal business contexts, its function is to convey information, often with a neutral or objective tone. When employing this phrase, clarity is paramount; ensure the referent of "they" is unambiguous and provide supporting evidence to avoid overgeneralization. Consider alternatives like "they did not succeed" or "they were unsuccessful" for nuanced expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
they did not succeed
This is a straightforward and neutral alternative, directly stating the lack of success.
they were unsuccessful
This alternative uses an adjective to describe their lack of success, slightly more formal.
they were unable to
A simple and direct way of stating their inability to do something.
they didn't manage to
This focuses on the inability to achieve a specific goal or task.
they fell short of expectations
This indicates a failure to meet anticipated or desired outcomes.
their efforts were in vain
This emphasizes the futility of their efforts, adding a sense of disappointment or wasted effort.
they came up short
An informal way of saying they didn't reach the required standard or target.
they proved inadequate
This suggests a lack of the necessary qualities or skills for success.
they missed the mark
A metaphor indicating that their efforts were misdirected or ineffective.
they couldn't pull it off
Informal, meaning they were unable to execute or achieve something successfully.
FAQs
How can I use "they have failed" in a sentence?
Use "they have failed" to indicate that a group or entity has not achieved a desired outcome. For example, "Despite their best efforts, "they have failed" to meet the deadline."
What are some alternatives to saying "they have failed"?
You can use alternatives such as "they did not succeed", "they were unsuccessful", or "they fell short" depending on the context.
Is it more appropriate to say "they failed" or "they have failed"?
Both are grammatically correct, but "they failed" implies a completed action in the past, while "they have failed" suggests a failure that has relevance to the present situation. For example, "They failed to secure funding last year" vs. "They have failed to address the ongoing issues".
What's the difference between "they failed" and "they were failing"?
"They failed" indicates a completed action of not succeeding. "They were failing" implies a continuous state of not succeeding at a certain point in time, suggesting an ongoing process or struggle.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested