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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
what a cool
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "what a cool" is not correct.
This phrase does not make sense on its own because it does not have a subject or verb. In written English, you could use the phrase "What a cool [noun]" instead. For example, "What a cool idea!".
⚠ May contain grammatical issues
News & Media
Alternative expressions(19)
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
What a cool scenario.
News & Media
What a cool idea.
News & Media
What a cool trick!
News & Media
What a cool combination?!
News & Media
What a cool computer!
News & Media
But what a cool way to win".
News & Media
"What a cool place," a child said.
News & Media
What a cool brother, huh?" The second Simon Rich sighed.
News & Media
"After visiting Richard's shop, I thought, What a cool project.
News & Media
Still, what a cool gift idea for the person who has everything — including a chiropractor.
News & Media
"I just thought, 'What a cool thing to say!' I love that.
News & Media
Expert writing Tips
Best practice
While grammatically incomplete, "what a cool" is often used informally to express enthusiasm or admiration. In formal writing, complete the phrase with a noun, such as "What a cool idea!"
Common error
Avoid using "what a cool" as a standalone sentence in formal contexts. Always add a noun to complete the thought and make it grammatically correct.
Source & Trust
89%
Authority and reliability
3.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "what a cool" functions as an exclamatory phrase expressing admiration or approval. However, it's grammatically incomplete without a noun. Ludwig provides examples where it's correctly used with a noun.
Frequent in
News & Media
100%
Less common in
Formal & Business
0%
Science
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "what a cool" is an informal exclamation used to express admiration or excitement. While grammatically incomplete, it's very common, particularly in News & Media contexts. Ludwig AI emphasizes that to be grammatically correct, it should be followed by a noun (e.g., "What a cool idea!"). While it's widely used, it should be used cautiously in formal writing. Consider using alternatives like "that's so cool" or "how awesome" for similar expressions.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
what a wonderful
Changes "cool" to "wonderful", altering the specific positive attribute while keeping the exclamatory structure.
what a great
Substitutes "cool" with "great", providing a more general expression of approval.
how cool is that
Transforms the exclamation into a question emphasizing the coolness.
that's so cool
Rephrases the exclamation as a statement of coolness.
how awesome
Replaces "cool" with "awesome", intensifying the expression of admiration.
that is really cool
Adds emphasis to the coolness, while still being a statement.
what a neat
Replaces "cool" with "neat", expressing a similar but slightly different positive sentiment.
that's amazing
Substitutes "cool" with "amazing", indicating a high degree of admiration.
that's impressive
Replaces "cool" with "impressive", shifting the focus to something that commands attention.
how interesting
Substitutes "cool" with "interesting", changing the expression from admiration to intrigue.
FAQs
How can I correctly use "what a cool" in a sentence?
To use it correctly, add a noun after "what a cool", such as "What a cool idea!" or "What a cool project!". This makes the phrase grammatically complete.
What's a more formal way to express the sentiment of "what a cool"?
In more formal contexts, you could say "That is a very interesting approach" or "That's remarkably innovative", depending on what you're describing.
Is "what a cool" grammatically correct?
No, "what a cool" is not grammatically correct on its own. It needs to be followed by a noun to form a complete sentence. According to Ludwig AI, you should say "What a cool idea!" instead.
Are there alternatives to express excitement, similar to "what a cool"?
Yes, alternatives include phrases like "that's so cool", "how awesome", or "that's amazing", which convey a similar sense of enthusiasm.
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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
89%
Authority and reliability
3.2/5
Expert rating
Real-world application tested