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
what you know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "what you know" is correct and usable in written English.
It can be used when referring to someone's knowledge or understanding of a particular subject or situation. Example: "In this discussion, I want to focus on what you know about the project and how we can build on that."
✓ Grammatically correct
News & Media
Academia
Wiki
Science & Research
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
Personal Integrity is knowing what you know.
Wiki
— What? — You know.
News & Media
What you know about?
News & Media
Tell me what you know.
Academia
So it doesn't matter what you know".
News & Media
Write about what you know...
News & Media
"Just do what you know".
News & Media
It becomes what you know.
News & Media
Now you tell me what you know".
News & Media
So forget "write what you know".
News & Media
That old dictum, write what you know?
News & Media
Expert writing Tips
Best practice
When using "what you know", ensure the context clearly defines the subject or area of knowledge you're referencing. This avoids ambiguity and enhances clarity.
Common error
Avoid using "what you know" in contexts where specific details are needed. Instead of saying "Use what you know", provide concrete instructions or examples to guide the reader.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "what you know" functions as a noun phrase, often serving as the object of a verb or preposition. It refers to the collective knowledge or understanding that someone possesses, as Ludwig AI confirms. For example, "Tell me what you know." functions as the direct object of the verb 'tell'.
Frequent in
News & Media
47%
Academia
20%
Wiki
9%
Less common in
Science & Research
14%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "what you know" is a versatile and grammatically correct expression used to refer to one's accumulated knowledge or understanding. Ludwig AI confirms its widespread use across various contexts. Predominantly found in News & Media and Academia, it serves to elicit information, emphasize existing knowledge, or provide advice. While generally neutral in tone, it's important to ensure clarity by providing sufficient context and avoiding overgeneralization. Alternatives like "your understanding" or "your expertise" may be more suitable in formal settings. Using this information will ensure accurate and effective communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Your understanding
Focuses on the comprehension aspect of what is known.
Your awareness
Emphasizes being conscious or informed about something.
Your expertise
Highlights specialized knowledge in a particular area.
What you're familiar with
Stresses the aspect of having experience or acquaintance with something.
Your grasp of the subject
Focuses on the depth and completeness of one's understanding.
What you're sure of
Indicates a state of certainty or confidence in one's knowledge.
The information you possess
Highlights the ownership and availability of knowledge.
Your accumulated knowledge
Highlights the gradual increase of knowledge over time.
Your learned insights
Emphasizes insights gained through study or experience.
Your intellectual capital
Presents knowledge as a valuable asset.
FAQs
How can I rephrase "what you know" to sound more formal?
In more formal contexts, consider using phrases like "your understanding", "your expertise", or "the information you possess" to replace "what you know". Each of these alternatives, such as "your understanding", can add a layer of professionalism depending on the context.
When is it better to use "what you know" versus "what you think"?
"What you know" should be used when referring to factual information or established knowledge, while "what you think" is appropriate for opinions, beliefs, or subjective viewpoints. Use "what you know" when accuracy is crucial.
Is it ever incorrect to use the phrase "what you know"?
While grammatically correct, "what you know" can be vague. It's best to avoid using it when specific details or a more precise term would provide greater clarity. Ensure the context makes clear what the "what you know" refers to.
What are some common sayings that include "what you know"?
Common sayings include "write what you know", advising writers to draw from their own experiences, and "you don't know what you don't know", highlighting the limits of one's awareness. The phrase "write what you know" serves as advice in writing.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested