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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
deeply ill
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "deeply ill" is correct and usable in written English.
You can use it to refer to a person who is very sick or severely ill. For example, "My neighbor has been deeply ill for the last two weeks."
✓ Grammatically correct
News & Media
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
5 human-written examples
Unfortunately, however, the evidence suggests that issues don't matter either, in part because voters are often deeply ill informed.
News & Media
As a deadline approaches, people ranging from the deeply ill to those who still feel relatively healthy are confronting stark dollar figures that can seem like a measure of their lives' worth.
News & Media
The dispute which has claimed the lives of 44 began as a demand for wage increases, but it has become something of a turf war symptomatic of a country still deeply ill at ease with itself and the quest for workers' rights, 18 years after the end of apartheid.
News & Media
But to parent against these odds, with a child who is so deeply ill, strikes me as nothing short of heroic.
News & Media
He fell deeply ill, unable to eat or sleep for days, and all the medicine the doctors gave him only made him worse.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
51 human-written examples
Henry Blodget offered up a plan to save the New York Times yesterday and, though unlike Felix Salmon, I think at least one of Blodget's ideas makes sense — print subscriptions probably could be a bit more expensive — his plans for what to do with the actual content of the paper seem deeply ill-conceived.
News & Media
By James Surowiecki January 22, 2009 Henry Blodget offered up a plan to save the New York Times yesterday and, though unlike Felix Salmon, I think at least one of Blodget's ideas makes sense — print subscriptions probably could be a bit more expensive — his plans for what to do with the actual content of the paper seem deeply ill-conceived.
News & Media
But it is a tool deeply ill-suited to be the map of a project's overall vision or infrastructure, and it is never the source of truth — the source of truth is always the running code.
News & Media
Regardless, alongside Stannis's downfall, Jon's betrayal, Myrcella's deeply ill-timed murder, and so much more, Arya's vengeance against Meryn Trant defines Game of Thrones' fifth season.
News & Media
"As a black leftist male from and in the south who's a gun owner, I find the conversations on gun control in liberal and left circles oftentimes deeply ill-informed," Jones explained.
News & Media
While recent mass shootings have prompted calls to keep guns away from those with mental illness, Stone estimated that only about 22% of perpetrators were "deeply mentally ill".
News & Media
Expert writing Tips
Best practice
Use "deeply ill" to convey a serious and profound state of illness, suitable for formal contexts and situations where you need to emphasize the severity of the condition.
Common error
Avoid using "deeply ill" in casual conversations or informal writing. Opt for simpler phrases like "very sick" or "unwell" to maintain a natural tone.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "deeply ill" functions primarily as an adjectival phrase, modifying a noun to describe a state of severe sickness. As Ludwig AI suggests, it is used to express that someone is experiencing a significant and profound state of illness.
Frequent in
News & Media
50%
Science
50%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "deeply ill" is a grammatically correct adjectival phrase used to describe a serious state of sickness. As Ludwig AI confirms, it is suitable for formal contexts such as news reporting and scientific discussions, where the intent is to emphasize the severity of the illness. While not as common as simpler alternatives like "very sick", "deeply ill" provides a more profound depiction of a person's health condition, according to the usage examples extracted from reliable sources. When aiming for a more casual tone, consider using alternative phrases like "severely sick" or "acutely unwell".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Gravely ill
Emphasizes the seriousness and potential life-threatening nature of the illness.
Critically ill
Highlights that the person's condition requires immediate and intensive medical care.
Severely sick
A more straightforward way to express the intensity of the illness.
Acutely unwell
Focuses on the sudden and severe onset of the illness.
Seriously ailing
Highlights the deteriorating state of health.
Extremely sick
Similar to severely sick, but with a slightly stronger emphasis.
Badly diseased
Emphasizes the presence of a disease causing the severe illness.
Terribly sick
Expresses a strong degree of illness and suffering.
Desperately unwell
Highlights the urgent and critical state of the person's health.
Profoundly unwell
Implies a deeply rooted and significant state of illness.
FAQs
What does "deeply ill" mean?
"Deeply ill" means someone is experiencing a severe or profound state of sickness, often implying a serious or life-threatening condition. Similar phrases include "gravely ill" or "critically ill".
When is it appropriate to use the phrase "deeply ill"?
The phrase "deeply ill" is most appropriate in formal or serious contexts, such as medical reports, news articles, or formal discussions about health. It effectively conveys the severity of the illness.
What are some alternatives to saying someone is "deeply ill"?
Depending on the specific context, you could use phrases like "severely sick", "acutely unwell", or "seriously ailing". The best choice will depend on the specific nuance you wish to convey.
Is "deeply ill" the same as "mentally ill"?
No, "deeply ill" generally refers to physical sickness, while "mentally ill" refers to a condition affecting a person's mental health. Although both can be serious, they describe different types of health issues.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested