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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
deep
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'deep' is correct and usable in written English.
You can use it to refer to a physical distance (e.g. "The canyon was so deep!"), an emotion or thought (e.g. "She felt a deep sorrow for her mistake.") or a broad or intense level of something (e.g. "He had a deep knowledge of the subject.") Example sentence: "She waded into the deep end of the pool."
✓ Grammatically correct
News & Media
Sport
Lifestyle
Business
Music
Travel
Opinion
Books
Tech
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
"If what I have been told is true then it will be obvious to everyone that I find myself caught between the devil and the deep blue sea.
News & Media
Alexander made clear the Liberal Democrats' deep unease at the prime minister's plan when he warned of the dangers posed by those who "put anti-European ideology ahead of our national interest".
News & Media
The Spaniard thought otherwise and took him deep into the third set before the world No1 rounded it out 6-1, 6-3, 6-3 in a tick over two hours.
News & Media
Her Sydney triumph showed the benefit of her fitness work and if she gets deep into the tournament, no one will want to see Kvitova on the other side of the net.
News & Media
There is also deep concern that more than four years after Qatar was awarded the 2022 World Cup, the country's minister of labour has admitted that there is no set timetable to introduce even the modest reforms it promised in May 2014.
News & Media
Whenever the topic of the vast – and constantly expanding – wealth gap comes up for debate, it seems as if someone is always itching for the opportunity to resurrect those words, culminating in Fitzgerald's observation that the wealthy "think, deep in their hearts, that they are better than we are".
News & Media
The OECD was a supporter of workers in southern European countries taking a hit to their wage packets and argues that "wage adjustments have played an important role in helping the labour market weather the deep cyclical downturn, reducing job losses in the downturn and promoting employment growth in the recovery".
News & Media
Comic Relief is typical of the small ideas that the BBC catalyses into programming on a scale that reaches deep into people's lives, and can make all of us think afresh about our roles and commitments.
News & Media
But while locals that are savvy enough to jump ship can prosper, those wedded to the traditional pastoral life are pushed into deep poverty.
News & Media
She attacked the party for refusing to say it would abolish the bedroom tax, failing to speak up for the rights of immigrants and saying benefit cuts "aren't deep enough".
News & Media
It is hard not to grieve for the independent life I once had, but there is a richness that comes from enjoying the small pleasures in life and focusing on the deep love I have for my friends and family.
News & Media
Expert writing Tips
Best practice
Use "deep" to add vivid description and depth to writing, whether describing physical space, emotional states, or levels of understanding.
Common error
While versatile, using "deep" for things that are merely 'profound' or 'intense' can dilute its impact. Reserve "deep" for situations where actual depth or penetration is implied.
Source & Trust
95%
Authority and reliability
4.8/5
Expert rating
Real-world application tested
Linguistic Context
Deep functions primarily as an adjective, modifying nouns to indicate physical extent, intensity, or complexity. Ludwig AI indicates that the term is considered grammatically correct and commonly used in various contexts, for example, a "deep concern" or "deep into the jungle".
Frequent in
News & Media
35%
Sport
15%
Lifestyle
10%
Less common in
Business
8%
Music
7%
Travel
6%
Ludwig's WRAP-UP
The word "deep" is a versatile adjective with a wide range of applications, from describing physical dimensions to emotional states and intellectual concepts. Ludwig AI confirms its grammatical correctness and common usage. When writing, remember that while versatile, using "deep" for things that are merely 'profound' or 'intense' can dilute its impact and make the prose less impactful, so its better to reserve it for situations where actual depth or penetration is implied. The word is most frequently encountered in news and media, sports, and lifestyle contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Profound
Emphasizes intellectual or emotional depth, differing from "deep"'s broader range of applications.
Intense
Highlights the strength or degree of something, rather than physical or abstract depth.
Extensive
Focuses on the breadth or scope, differing from "deep"'s emphasis on inward reach.
Far-reaching
Highlights the extent of influence or impact, rather than depth itself.
Thorough
Emphasizes completeness and attention to detail, instead of depth of penetration or understanding.
Significant
Highlights importance, rather than the quality of depth.
Severe
Indicates intensity or gravity, with less emphasis on the dimension of depth.
Heartfelt
Focuses on genuine emotion, not necessarily related to depth in other senses.
Considerable
Indicates a noteworthy amount, without conveying depth.
Embedded
Refers to something being enclosed or fixed within, suggesting a relationship but not direct synonymity.
FAQs
How can I use "deep" in a sentence?
You can use "deep" to describe physical depth (e.g., "a deep well"), emotional intensity (e.g., "deep sorrow"), or intellectual complexity (e.g., "deep understanding").
What words can I use instead of "deep"?
Is it correct to say "deep" when referring to abstract concepts?
Yes, "deep" is often used metaphorically to describe abstract concepts like "deep thoughts" or "deep connections".
What's the difference between "deep" and "profound"?
"Deep" generally refers to something extending far down or inward, while "profound" implies intellectual or emotional depth and significance.
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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
95%
Authority and reliability
4.8/5
Expert rating
Real-world application tested