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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
not recognize
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "not recognize" is correct and usable in written English.
You can use it when indicating a failure to identify or acknowledge someone or something. Example: "I did not recognize her at first because she had changed so much since high school."
✓ Grammatically correct
News & Media
Encyclopedias
Science
Alternative expressions(3)
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
57 human-written examples
Chairperson does not recognize.
News & Media
I did not recognize them.
News & Media
Jana does not recognize her.
News & Media
I do not recognize them.
News & Media
He may not recognize you.
News & Media
Revere would not recognize it.
News & Media
"I did not recognize you.
News & Media
He did not recognize himself.
News & Media
"I do not recognize this.
News & Media
You dare not recognize me?
News & Media
I did not recognize your username.
News & Media
Expert writing Tips
Best practice
When writing dialogue, use "not recognize" to convey a character's confusion, shock, or altered state, such as amnesia or disguise. For example: "He stared blankly. He did "not recognize" her."
Common error
In highly formal or technical writing, consider alternatives like "fail to acknowledge" or "do not identify" as they may lend a more precise and professional tone. Though "not recognize" is grammatically correct, it can sometimes sound too informal.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "not recognize" functions primarily as a verb phrase expressing a lack of identification or acknowledgment. Ludwig AI provides many examples showing it used to describe a failure to identify a person, object, or concept. This can be due to changes, unfamiliarity, or intentional disregard.
Frequent in
News & Media
79%
Science
9%
Encyclopedias
4%
Less common in
Formal & Business
4%
Wiki
2%
Social Media
2%
Ludwig's WRAP-UP
The phrase "not recognize" is a versatile and grammatically sound expression used to convey a lack of identification, acknowledgment, or awareness. As shown by Ludwig, it frequently appears in news articles, scientific publications, and general discourse. While its register is generally neutral, it's essential to consider the context and potentially opt for more formal alternatives like "fail to acknowledge" in certain professional settings. With a wide range of applications and clear communicative function, "not recognize" remains a valuable component of the English language.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
not identify
A shorter way to express inability to identify something.
fail to identify
Emphasizes the inability to determine what something is.
fail to acknowledge
Highlights the act of not accepting or recognizing someone or something's existence or importance.
not be aware of
Indicates a lack of knowledge or consciousness.
be unfamiliar with
Highlights a lack of experience or knowledge about something.
disown
Implies a deliberate rejection or denial of a relationship or association.
not remember
Focuses on the inability to recall something from memory.
not know
Indicates a lack of familiarity or awareness.
be unable to discern
Emphasizes the difficulty in perceiving or understanding something clearly.
not appreciate
Focuses on the lack of understanding or gratitude.
FAQs
What can I say instead of "not recognize"?
You can use alternatives like "fail to identify", "fail to acknowledge", or "not identify" depending on the context.
Is it grammatically correct to use "not recognize" in a sentence?
Yes, the phrase "not recognize" is grammatically correct and commonly used in English. Ludwig AI confirms its validity through numerous examples from reliable sources.
How can I use "not recognize" in a sentence?
You can use "not recognize" to indicate a failure to identify someone or something. For example: "I did "not recognize" him at first because he had grown a beard", or "She may "not recognize" you after all these years."
What's the difference between "not recognize" and "fail to recognize"?
While both phrases convey a similar meaning, "fail to recognize" often implies a stronger sense of inability or oversight, while "not recognize" is a more general statement of non-recognition. The choice depends on the specific nuance you want to convey.
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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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested