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
not even once
Grammar usage guide and real-world examplesUSAGE SUMMARY
"not even once" is correct and usable in written English.
You can use it when you want to emphasize that something has never happened in the past and is unlikely to happen in the future. Example: I haven't been late to work even once this year.
✓ Grammatically correct
News & Media
Academia
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
"Not even once?" "No".
News & Media
Not even once.
News & Media
"I never felt scared, not even once.
News & Media
"Not even once?" Mizuki shook her head.
News & Media
They haven't used it, not even once.
News & Media
It's not even once in a generation.
News & Media
They didn't beat me, not even once".
News & Media
"Today, I didn't miss my spot, not even once".
News & Media
Their unpresentable friend won't come, not even once.
News & Media
Had "Marseille" been completed 10 times or not even once?
News & Media
I have never, not even once, missed him.
News & Media
Expert writing Tips
Best practice
Use "not even once" to strongly emphasize the absence of an occurrence, creating a more impactful statement.
Common error
While effective for emphasis, avoid using "not even once" excessively in highly formal writing. Opt for more neutral alternatives like "never" or "on no occasion" to maintain a professional tone.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "not even once" functions as an emphatic adverbial phrase, used to intensify the negation of an action or event. Ludwig AI confirms its usability. It highlights the complete absence of something occurring, as seen in the examples.
Frequent in
News & Media
75%
Academia
15%
Science
5%
Less common in
Formal & Business
3%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "not even once" is a grammatically sound and commonly used expression to emphasize the complete absence of an event or action. Ludwig AI confirms its correct and usable nature. Predominantly found in news and media, it serves to add impact to negative statements. While effective, its use should be moderated in highly formal contexts. Related alternatives include phrases like "never once" or "not a single time", offering similar emphasis with slight variations in tone.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
never once
Emphasizes the complete absence of an occurrence, similar to the original phrase. /s/never+once
not a single time
Highlights the lack of even a single instance.
not in any instance
Formally expresses the absence of an event in any situation.
zero times
Quantitatively indicates that something has never happened.
on no occasion
Emphasizes the absence of an event in a more formal tone.
at no point
Highlights that something did not occur at any stage or moment.
never at all
Adds emphasis to the concept of 'never'.
absolutely never
Stresses the impossibility of an event occurring.
not ever
Simply emphasizes that something has never happened.
in no way
Indicates that something is completely impossible or has not happened.
FAQs
How can I use "not even once" in a sentence?
"Not even once" is used for emphasis to indicate that something has never happened. For example, "I have "never once" felt this way before."
What phrases are similar to "not even once"?
Alternatives include "never once", "not a single time", or "on no occasion", all emphasizing the absence of an event.
Is it grammatically correct to use "not even once"?
Yes, "not even once" is grammatically correct and commonly used, particularly for adding emphasis to a negative statement. Ludwig AI confirms its usability in written English.
When is it appropriate to use "not even once" in writing?
It is appropriate in situations where you want to strongly emphasize that something has absolutely never occurred, but avoid overuse in highly formal contexts where it might be perceived as too informal.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested