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
acknowledge for sure
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "acknowledge for sure" is not standard in written English and may sound awkward.
It could be used in informal contexts where you want to emphasize certainty in acknowledgment. Example: "I just want to acknowledge for sure that your contributions have been invaluable to the project."
Science
News & Media
Formal & Business
Alternative expressions(20)
explicitly acknowledge
genuinely acknowledge
confirm for sure
ascertain for sure
clearly state
definitively confirm
clearly acknowledge
formally acknowledge
openly acknowledge
frankly acknowledge
emphatically acknowledge
explicitly identify
truly appreciate
deeply recognize
wholeheartedly accept
sincerely understand
truly accept
extend our heartfelt
express our gratitude
extend our hands
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Had I been in Keller's shoes, I would have done what he did for Rohde and his companions, even though Keller acknowledged, "I'll never know for sure whether our silence had any impact whatsoever on David's fate".
News & Media
It's also true, as administration officials acknowledge, that nobody can know for sure what the right size is.
News & Media
Mr. McMahon also cited the trial testimony, in which the clinic worker acknowledged she did not know for sure if Baby E was born alive.
News & Media
He acknowledges he can't know for sure why Darius got leukaemia – but Jackson remains convinced there is a connection to the radiation escape from the Fukushima disaster and he blames the Japanese electric company, Tepco.
News & Media
Mr. Peterson subsequently acknowledged that he did not know for sure, but assumed, that the intelligence regarding Dr. Ali's cousin had been verified.
News & Media
Bolsen acknowledges it is impossible to know for sure if Cool Planet will be a success, but he is eager to get out there and show the market what it's got: a fuel that just might help fight climate change, one mile at a time.
News & Media
Alicea did not press this point, he acknowledged later, because he did not know for sure if it hit him.
News & Media
He did not think he had ever been deliberately lied to, although he acknowledged that, obviously, he couldn't know for sure.
News & Media
What I know for sure is that being true to my feelings and acknowledging them as well as validating them has released so much fear in me.
News & Media
We acknowledge that the accuracy of these data will be questionable, as it is impossible to know for sure that a partner did not have sex with others.
Science
I'm fighting to make sure that Shelia is acknowledged for the all good that she accomplished and for her work with tribal peoples.
News & Media
Expert writing Tips
Best practice
When aiming for clarity and emphasis, consider using stronger adverbs like "definitely" or "certainly" instead of "for sure" after "acknowledge" for a more polished tone. For example, prefer "definitely acknowledge" over "acknowledge for sure" in formal writing.
Common error
Avoid using "for sure" in formal or academic writing, as it can come across as too informal. Instead, opt for more professional alternatives like "certainly", "definitely", or "undoubtedly" to maintain a sophisticated tone.
Source & Trust
82%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "acknowledge for sure" functions primarily as a verb phrase, where "acknowledge" is the main verb and "for sure" acts as an adverbial phrase modifying the verb, emphasizing the certainty of the acknowledgment. Ludwig AI suggests that it is better to rephrase in formal contexts.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, while "acknowledge for sure" is understandable, it is not the most polished or formal phrase. Ludwig indicates that more formal alternatives like "definitely acknowledge" or "certainly acknowledge" are preferable in professional or academic writing. The phrase aims to strongly affirm a recognition, but its register is neutral to informal. Considering the limited number of examples, it is advisable to use more common and established alternatives to convey certainty in acknowledgment.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
definitely acknowledge
Replaces "for sure" with "definitely", providing a stronger emphasis on the act of acknowledgment.
certainly acknowledge
Uses "certainly" instead of "for sure", maintaining a formal tone of affirmation.
undoubtedly acknowledge
Emphasizes the lack of doubt in the acknowledgment, adding a layer of conviction.
positively acknowledge
Indicates a clear and affirmative act of acknowledging, stressing the certainty.
explicitly acknowledge
Highlights that the acknowledgment is direct and unambiguous.
readily acknowledge
Suggests an immediate and willing acknowledgment, implying openness.
genuinely acknowledge
Adds a sense of sincerity and authenticity to the acknowledgment.
unquestionably acknowledge
Similar to 'undoubtedly', but with a stronger emphasis on the lack of any question.
conclusively acknowledge
Indicates that the acknowledgment is based on definitive evidence or understanding.
assuredly acknowledge
Conveys confidence and certainty in the act of acknowledging something.
FAQs
What does "acknowledge for sure" mean?
The phrase "acknowledge for sure" means to recognize or admit something with certainty or conviction. It implies a strong confirmation or acceptance of a fact or situation.
What can I say instead of "acknowledge for sure"?
You can use alternatives like "definitely acknowledge", "certainly acknowledge", or "explicitly acknowledge" depending on the context and desired level of formality.
Is "acknowledge for sure" grammatically correct?
While not strictly incorrect, "acknowledge for sure" can sound somewhat awkward or informal. More polished alternatives, such as "definitely acknowledge", are often preferred, especially in formal writing.
How to use "acknowledge for sure" in a sentence?
Example: "I just want to acknowledge for sure that your contributions have been invaluable to the project." However, consider using a more formal alternative like "I definitely acknowledge..." for improved clarity and tone.
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
82%
Authority and reliability
3.5/5
Expert rating
Real-world application tested