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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
completely crazy
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "completely crazy" is correct and usable in written English.
It can be used to describe something or someone that is perceived as irrational or nonsensical. Example: "The idea of jumping out of a plane without a parachute is completely crazy."
✓ Grammatically correct
News & Media
Opinion
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
60 human-written examples
"It was completely crazy".
News & Media
He's completely crazy.
News & Media
This is completely crazy.
News & Media
And completely crazy.
News & Media
"It's just completely crazy".
News & Media
It is completely crazy.
News & Media
"That's completely crazy.
News & Media
"It was nuts, completely crazy.
News & Media
"I thought it was completely crazy".
News & Media
People thought he was completely crazy.
News & Media
So no, we're not completely crazy.
News & Media
Expert writing Tips
Best practice
Use "completely crazy" to express strong disagreement or disbelief about a situation or idea. For example: "Spending all your savings on a lottery ticket is completely crazy."
Common error
Avoid using "completely crazy" in formal writing or professional settings. Opt for more sophisticated synonyms like "irrational" or "absurd" to maintain a professional tone.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "completely crazy" functions as an adjective phrase, modifying a noun or pronoun to describe something as irrational, nonsensical, or absurd. As Ludwig AI illustrates, it's used to express a strong degree of disbelief or disapproval.
Frequent in
News & Media
55%
Opinion
25%
Science
10%
Less common in
Formal & Business
5%
Wiki
3%
Encyclopedias
2%
Ludwig's WRAP-UP
The phrase "completely crazy" is a common and straightforward way to express that something is perceived as irrational, nonsensical, or absurd. Ludwig AI confirms its grammatical correctness and frequent usage across various contexts, particularly in news and opinion pieces. While it's versatile, it's best to avoid it in highly formal writing, opting instead for synonyms like "irrational" or "absurd". When aiming for impact in informal conversation or news reporting, "completely crazy" effectively conveys a strong sense of disbelief or disapproval. Alternatives such as "utterly insane" or "totally absurd" offer similar meanings with slight nuances in intensity and tone.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
utterly insane
Stronger emphasis on mental derangement.
totally absurd
Focuses on the nonsensical nature of something.
absolutely ludicrous
Highlights the ridiculousness and laughableness.
entirely irrational
Emphasizes the lack of logical reasoning.
outright preposterous
Stresses the unreasonableness and implausibility.
wholly nonsensical
Highlights the complete lack of sense or meaning.
flat-out bonkers
Informal and emphasizes wild behavior.
pure madness
Focuses on chaos and lack of control.
downright foolish
Highlights the lack of intelligence or good sense.
patently absurd
Emphasizes obvious absurdity.
FAQs
What does "completely crazy" mean?
The phrase "completely crazy" means totally irrational, nonsensical, or absurd. It expresses a strong sense of disbelief or disapproval.
How can I use "completely crazy" in a sentence?
You can use "completely crazy" to describe ideas, plans, or behaviors you find absurd. For example: "His plan to climb Mount Everest barefoot is "completely crazy"."
What can I say instead of "completely crazy"?
You can use alternatives like "utterly insane", "totally absurd", or "entirely irrational" depending on the context.
Is it appropriate to use "completely crazy" in professional writing?
While "completely crazy" is widely understood, it might be too informal for professional writing. Consider using alternatives like "patently absurd" or "entirely irrational" for a more formal tone.
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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
4.5/5
Expert rating
Real-world application tested