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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
they would know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The part of the sentence "they would know" is correct and usable in written English.
You can use it when you want to express that someone is aware of a situation or facts that you are discussing. For example, "If they really understood the situation, they would know what action to take."
✓ Grammatically correct
News & Media
Science
Academia
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
"They would know not to".
News & Media
"They would know," he said.
News & Media
They would know.
News & Media
And they would know, wouldn't they?
News & Media
"They would know in a small town".
News & Media
They would know the building, rules, curriculum, staff and students.
News & Media
"If they really examined it, they would know it works".
News & Media
Then they would know the truth, we tell ourselves.
News & Media
Also, they would know in detail what those errors were.
News & Media
"That is not a name they would know," she said.
News & Media
So if there was any response they would know.
News & Media
Expert writing Tips
Best practice
When using "they would know", ensure the context clearly indicates who 'they' refers to, to avoid ambiguity. Clarity is key for effective communication.
Common error
Avoid using "they would know" when referring to a situation that is already known or certain. This phrase indicates a hypothetical or conditional understanding, not a present fact. For example, instead of saying 'Since they are experts, they would know the answer', say 'Since they are experts, "they know" the answer'.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they would know" typically functions as part of a conditional clause or statement expressing a hypothetical understanding or awareness. It indicates what a group of people might understand, recognize, or realize under certain circumstances. The examples in Ludwig confirm this conditional usage.
Frequent in
News & Media
69%
Science
15%
Academia
5%
Less common in
Encyclopedias
2%
Wiki
2%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "they would know" is a common and grammatically sound phrase used to express a hypothetical understanding or awareness. As Ludwig AI confirms, its primary function is to suggest what a group might understand under specific conditions. It's generally neutral in register, fitting into various contexts from news and media to scientific discussions. When using this phrase, it's important to ensure clarity regarding who 'they' refers to and to avoid using it in situations where the knowledge is already established. Consider using alternative phrases like "they'd be aware" or "they'd understand" for subtle differences in meaning or tone.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they'd be aware
Focuses on the state of being conscious or informed about something, rather than possessing specific knowledge.
they'd understand
Emphasizes comprehension and insight rather than simply knowing facts.
they'd realize
Highlights the process of becoming aware or understanding something, often after a period of uncertainty.
they'd recognize
Implies the ability to identify something based on previous knowledge or experience.
they'd figure out
Suggests a process of deduction or problem-solving to arrive at a conclusion.
they'd be conscious of
Highlights a state of awareness, potentially concerning the surrounding atmosphere or setting.
they'd be informed
Emphasizes the act of providing information, suggesting a formal or official notification.
they'd be cognisant of
Stresses awareness and understanding, often used in more formal contexts.
they'd have knowledge of
Highlights that they have details of certain topic.
they'd be in the loop
Colloquial expression that implies being included in communications and understanding the details of a given situation.
FAQs
How can I rephrase "they would know" to sound more formal?
For a more formal tone, consider using alternatives like "they would be aware", "they would recognize", or "they would understand". The best choice depends on the specific context and the nuance you want to convey.
Is "they would know" appropriate for academic writing?
Yes, "they would know" is generally acceptable in academic writing, especially when discussing hypothetical scenarios or expected knowledge. However, ensure the tone and register align with the specific requirements of your field and publication.
What's the difference between "they would know" and "they know"?
"They know" states a present fact, indicating that they currently possess the knowledge. "They would know" suggests a conditional or hypothetical situation, implying they would have the knowledge if certain conditions were met.
How to use "they would know" in a sentence?
You can use "they would know" to express a hypothetical or conditional understanding, as in, "If they had read the instructions, "they would know" what to do."
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested