Used and loved by millions
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 about
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "deep about" is not correct and does not convey a clear meaning in written English.
It is not commonly used and may confuse readers, as "deep" typically requires a different preposition or context to make sense. Example: "I feel deep about the issues we discussed" would be better expressed as "I feel deeply about the issues we discussed."
⚠ May contain grammatical issues
News & Media
Science
Wiki
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
54 human-written examples
There's nothing deep about it — nothing demonic!
News & Media
But skepticism runs deep about the newness of this Newt.
News & Media
Plant the seeds an inch deep, about 6 inches apart.
News & Media
People come here to be deep about stuff, as well as ordinary".
News & Media
In a moment of play I discovered something very deep about myself.
News & Media
In Papua New Guinea, public anguish runs deep about the treatment of neighbouring West Papuans.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
5 human-written examples
Soul is about deep feeling, about self-knowledge and empathy.
News & Media
The contents mingled with the water that sloshed ankle-deep about the bottom of the hold.
News & Media
Then have them read the related article to get them thinking deeper about this important concept.
News & Media
But there's something deeper about this problem that's worth investigating.
News & Media
But the change also reflects something deeper about the patterns of friendship in society.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "deep about" in formal writing. Instead, opt for clearer and more grammatically sound alternatives such as "deeply concerned about", "profoundly affected by", or "thoroughly knowledgeable about."
Common error
A common mistake is using "about" after "deep" when a different preposition or adverb is more appropriate. For instance, instead of "thinking deep about", use "thinking deeply about" or "reflecting deeply on" to convey a more accurate and polished expression.
Source & Trust
85%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "deep about" primarily functions as a prepositional phrase, though its use is non-standard. As Ludwig AI indicates, it's not commonly used and may not convey a clear meaning. Instead, it aims to add depth or intensity to a related subject.
Frequent in
News & Media
42%
Science
33%
Wiki
13%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "deep about" appears in various sources, including news and media outlets, Ludwig AI flags it as grammatically incorrect and potentially confusing. It attempts to convey a sense of profoundness or intensity but is better replaced with clearer, more standard alternatives such as "deeply concerned about", "profoundly affected by", or "thoroughly knowledgeable about". Avoiding "deep about" enhances the clarity and credibility of your writing, particularly in formal contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
deeply concerned about
Emphasizes the intensity of worry or interest regarding a subject, replacing a more general sense of depth with a specific emotional state.
profoundly affected by
Highlights a significant impact or influence, focusing on the result of something being deeply felt or experienced.
intensely passionate about
Indicates a strong enthusiasm or dedication, replacing the depth aspect with a sense of fervent emotion.
thoroughly knowledgeable about
Focuses on having comprehensive understanding or expertise, shifting from emotional depth to intellectual understanding.
deeply invested in
Suggests a significant commitment or involvement, emphasizing dedication rather than abstract depth.
seriously considering
Highlights a deliberate and thoughtful approach, altering the sense of depth to a focus on careful deliberation
heavily invested in
Suggests a substantial commitment or involvement, emphasizing dedication rather than abstract depth.
strongly opinionated about
Indicates a strong view or belief, focusing on the firmness of one's stance rather than depth.
greatly enthusiastic about
Indicates a strong enthusiasm or dedication, replacing the depth aspect with a sense of fervent emotion.
have depth of knowledge about
Indicates comprehensive understanding or expertise, shifting from emotional depth to intellectual understanding.
FAQs
How can I rephrase "deep about" to sound more natural?
Consider using phrases like "deeply concerned about", "profoundly affected by", or "intensely passionate about" depending on the intended meaning.
Is "deep about" grammatically correct?
While some examples exist, "deep about" is generally considered grammatically questionable. It's better to use alternatives that provide clearer and more standard English constructions.
What's a more formal way to express a deep understanding of something?
Instead of "deep about", use "thoroughly knowledgeable about" to convey expertise in a formal context. Alternatively you can express the same concept with the construction have depth of knowledge about.
How does using "deep about" affect the tone of my writing?
Using "deep about" may make your writing sound less polished and potentially confusing. Opting for clearer phrases will enhance clarity and credibility.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
2.8/5
Expert rating
Real-world application tested