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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
we do know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "we do know" is correct and usable in written English.
It can be used to emphasize certainty or affirmation about a piece of information or fact. Example: "While there are many uncertainties in the project, we do know that our team is capable of overcoming challenges."
✓ Grammatically correct
News & Media
Formal & Business
Academia
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
52 human-written examples
"We do know," the F.A.O.
News & Media
Here's what we do know.
News & Media
These things, we do know.
News & Media
We do know it happens.
News & Media
We do know her.
News & Media
This much we do know.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
8 human-written examples
We do know this.
News & Media
She and we dont know.
News & Media
But we did know.
News & Media
But say we did know.
Academia
not because we dont know.
News & Media
Expert writing Tips
Best practice
Use "we do know" to emphasize a point when there might be doubt or uncertainty surrounding other aspects of a situation. It adds a degree of conviction and clarity to the known information.
Common error
Avoid using "we do know" excessively in a single piece of writing, as it can sound repetitive and detract from the intended emphasis. Vary your language by using synonyms or rephrasing the information.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "we do know" functions as an emphatic assertion. It's used to highlight information the speaker or writer is certain about, particularly when addressing potential doubts or uncertainties. Ludwig examples confirm its function to strongly state facts.
Frequent in
News & Media
63%
Formal & Business
13%
Academia
11%
Less common in
Science
9%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "we do know" is a grammatically correct and very common construction used to emphasize certainty about a particular piece of information. According to Ludwig, it functions as an emphatic assertion and serves to convey assurance, particularly in neutral and professional contexts like news, media, and business. While generally versatile, varying your language and avoiding overuse will prevent sounding repetitive. Consider alternatives such as "we are aware" or "we acknowledge" for similar emphasis in more formal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
we are aware
This phrase is a direct synonym, indicating knowledge or understanding of a fact or situation. It's a slightly more formal alternative.
we acknowledge
This phrase implies recognition and acceptance of something, often something that was previously unknown or disputed. It adds a layer of acceptance not present in the original phrase.
we understand
This phrase suggests a comprehension of the underlying reasons or implications, going beyond simple awareness.
it is known to us
This is a more formal and passive way of expressing the same idea, emphasizing the state of being known rather than the act of knowing.
we have knowledge of
This phrase emphasizes the possession of information, highlighting that knowledge exists within the group. It adds a nuance of having acquired information.
we are cognizant of
This is a highly formal synonym, implying a deep and thorough awareness. It suits very formal or academic contexts.
we have ascertained
This phrase indicates that the knowledge was obtained through investigation or discovery, adding a layer of effort and confirmation.
we can confirm
This phrase suggests that the information is verified and reliable, adding a sense of assurance.
we have established
Similar to "we can confirm", but places emphasis on having proven something as fact.
we recognize
This phrase suggests accepting the existence or truth of something. It can be used when conceding a point or situation.
FAQs
How can I use "we do know" in a sentence?
The phrase "we do know" is used to emphasize that you are certain about something. For example, "While the exact consequences are uncertain, "we do know" that action is required."
What's a more formal alternative to "we do know"?
In more formal contexts, consider using phrases like "we are aware", "we acknowledge", or "it is known to us" to convey a similar meaning with increased formality.
Is it grammatically correct to say "we do know"?
Yes, it is grammatically correct. The "do" here is used for emphasis. Without "do", the sentence lacks the same level of assurance and impact.
What's the difference between "we know" and "we do know"?
While both phrases indicate knowledge, ""we do know"" emphasizes the certainty or importance of that knowledge. It's used to highlight a specific fact that is not in doubt, especially when other aspects are uncertain or questioned.
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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