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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 failed to appear
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "they failed to appear" is correct and usable in written English.
You can use it in contexts where someone or a group was expected to be present but did not show up. Example: "The witnesses were supposed to testify in court, but they failed to appear."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(3)
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
17 human-written examples
But they failed to appear.
News & Media
When they failed to appear, the judge ordered them deported.
News & Media
When they failed to appear, Molineux led five hundred people to the store where the merchants were huddled, and its doors were torn from their hinges.
News & Media
Stronger drinks had been forbidden, on the grounds that they "corrupt the palate," and although hors d'oeuvres were several times promised, they failed to appear.
News & Media
Judge Napela Saintil agreed in September to try the 37 defendants in absentia after they failed to appear in court to answer the charges.
News & Media
On Tuesday, a Thai court issued arrest warrants for Mr. Thaksin and his wife, Pojaman Shinawatra, when they failed to appear to face corruption charges.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
41 human-written examples
Some make defendants liable for a given sum should they fail to appear but do not collect it up front.
News & Media
If reported by the school district to a municipal or county court, they can face fines of up to $500 and be arrested if they fail to appear before a judge.
News & Media
Mr Davies denies this.Spot the difference: Labour's Glenda Jackson and Frank Dobson are replaced by cardboard cut-outs after they fail to appear at a debate held by Camden Irish Forum in London.Stunt: To show how much he really cares about the National Health Service, Paddy Ashdown, the Liberal Democrat leader, empties a bedpan while on a visit to a London hospital.
News & Media
The profits follow, and if we have remembered that, they have never failed to appear.
News & Media
The profits follow, and if we have remembered that, they have never failed to appear," said George Merck, an early chairman of the eponymous drug company.
News & Media
Expert writing Tips
Best practice
Use "they failed to appear" to emphasize a broken expectation or commitment, rather than simply stating someone's absence.
Common error
While grammatically sound, "they failed to appear" can sound overly formal in casual conversation. Consider using more natural alternatives like "they didn't show up" in informal settings.
Source & Trust
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they failed to appear" functions as a statement indicating the absence of a group of individuals from a scheduled event or obligation. It highlights the non-fulfillment of an expectation. As Ludwig AI confirms, the phrase is grammatically sound.
Frequent in
News & Media
50%
Science
30%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "they failed to appear" is a grammatically correct and usable expression to indicate the absence of a group from a scheduled event or obligation. Ludwig AI confirms its validity. While its frequency is uncommon, it is found across various contexts, particularly in news, science, and wiki articles. The phrase carries a neutral to formal tone, emphasizing the non-fulfillment of an expected presence. For informal settings, alternatives such as "they didn't show up" may be more appropriate. Remember to clearly define 'they' to avoid ambiguity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
they did not show up
Replaces "failed to appear" with a more direct and informal expression of absence.
they were absent
Uses a simple adjective to describe their lack of presence.
they were no-shows
Employs a noun phrase indicating a person or people who did not attend an event.
they were not present
Uses a more formal tone to indicate their absence.
they missed the event
Focuses on the event they did not attend.
they skipped the meeting
Suggests a deliberate decision to not attend.
they did not attend
A more formal way of saying they didn't go.
they defaulted on their obligation
Emphasizes the unfulfilled commitment of appearing.
they reneged on their commitment
Highlights a broken promise to be present.
they bailed out
An informal way of indicating they abandoned their commitment.
FAQs
What does "they failed to appear" mean?
The phrase "they failed to appear" means that a group of people did not show up or attend a scheduled event, meeting, or appointment. It implies an expectation that they would be present, which was not met.
What are some alternatives to saying "they failed to appear"?
You can use alternatives like "they did not show up", "they were absent", or "they did not attend" depending on the context.
Is it correct to say "they failed to appear"?
Yes, the phrase "they failed to appear" is grammatically correct and commonly used in both formal and informal contexts. Ludwig AI confirms its validity and offers numerous examples from reputable sources.
In what situations is "they failed to appear" most appropriate?
The phrase "they failed to appear" is suitable in situations where it's important to highlight the lack of attendance or the breaking of an expected presence, particularly in legal, formal, or official contexts.
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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
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested