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
haven't forgotten
Grammar usage guide and real-world examplesUSAGE SUMMARY
'haven't forgotten' is a correct and usable part of a sentence in written English
You can use it when you want to express that you haven't lost or misplaced something, or when you want to remind someone that you haven't forgotten something. For example: "I haven't forgotten that I promised to help you move this weekend."
✓ Grammatically correct
News & Media
Wiki
Social Media
Alternative expressions(20)
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
58 human-written examples
American ppl haven't forgotten".
News & Media
I haven't forgotten those kids.
News & Media
"I haven't forgotten my roots.
News & Media
Certainly our players haven't forgotten.
News & Media
We haven't forgotten that.
News & Media
We haven't forgotten you.
News & Media
I haven't forgotten that.
News & Media
Surely you haven't forgotten?
News & Media
We haven't forgotten about you.
News & Media
"You haven't forgotten to relate".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
We have not forgotten.
News & Media
Expert writing Tips
Best practice
Pair the phrase with specific objects or clauses to add weight, such as "I haven't forgotten my roots" or "We haven't forgotten what happened."
Common error
Avoid using the simple past form "forgot" after the auxiliary verb "have". Phrases like "I haven't forgot" are considered non-standard or dialectal. Always use the past participle "forgotten" to form the present perfect correctly.
Source & Trust
94%
Authority and reliability
5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase acts as a negative present perfect verb construction. It links a past event or state to the present, emphasizing that the memory has persisted over time. Ludwig examples show it often functioning as the main predicate in sentences about identity, promises or emotional trauma.
Frequent in
News & Media
75%
Wiki
10%
Social Media
8%
Less common in
Science
2%
Formal & Business
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In conclusion, "haven't forgotten" is a robust and essential part of the English language, used to bridge the past and the present. Ludwig AI confirms its high frequency in reputable news sources like The New York Times and The Guardian, where it often appears in quotes or narratives about personal history and accountability. Whether used to confirm a simple task or to pledge lifelong loyalty to a cause, it remains the standard choice for expressing persistent memory. Writers should remember to use the participle "forgotten" rather than "forgot" to ensure grammatical accuracy.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have not forgotten
Removes the contraction for a more formal and emphatic tone
still remember
Shifts focus from the absence of forgetting to the active presence of memory
still recall
Slightly more cognitive and formal than simple remembering
haven't lost sight of
Metaphorical variant often applied to goals and priorities
haven't overlooked
Specific to not missing a detail or a person in a process
vividly remember
Adds an intensive modifier to describe the clarity of the memory
bear in mind
Used more frequently for ongoing consideration or caution
keep in mind
Focuses on the active maintenance of information in one's awareness
retain the memory of
A significantly more formal and technical way to express memory retention
haven't neglected
Implies that an obligation or duty has been upheld
FAQs
How do I use "haven't forgotten" in a sentence?
You can use "haven't forgotten" followed by a noun or a "that" clause, such as "I haven't forgotten the keys" or "They haven't forgotten that we were supposed to meet at noon."
What is the difference between "haven't forgotten" and "haven't forgot"?
The phrase "haven't forgotten" uses the correct past participle form. While "haven't forgot" is common in some dialects, it is grammatically incorrect in standard English.
Is "haven't forgotten" considered formal?
It is neutral and widely used in speech and media. For a strictly formal tone, use "have not forgotten" instead.
What is a more positive way to say "haven't forgotten"?
You can say "still remember" or "vividly recall" to focus on the active memory rather than the lack of forgetting.
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
94%
Authority and reliability
5/5
Expert rating
Real-world application tested