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
MUST be aware of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "must be aware of" is correct and widely used in written English.
It is usually used when you are communicating a requirement or obligation. An example sentence might be, "Employees must be aware of safety protocols at all times."
✓ Grammatically correct
News & Media
Science
Formal & Business
Encyclopedias
Wiki
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
Kraft's chief must be aware of this.
News & Media
D.j.s must be aware of this.
News & Media
One must be aware of the permissions.
News & Media
We must be aware of the attacks on us.
News & Media
"An athlete of her level must be aware of that".
News & Media
You must be aware of the lengthy sentences for imprisoned journalists.
News & Media
So both of you must be aware of how your behavior is affecting others.
News & Media
The director, then, must be aware of this and must seek to remedy it.
Encyclopedias
At all times the director must be aware of his intention.
Encyclopedias
"We must be aware of a further worsening of the global economy," he added.
News & Media
But he added, "We must be aware of a further worsening of the global economy".
News & Media
Expert writing Tips
Best practice
When using "must be aware of", ensure that the subject clearly understands the importance and implications of the information they need to be aware of. For example, instead of "Employees must be aware of policies", specify: "Employees must be aware of the updated attendance policies and the consequences of non-compliance."
Common error
While "must be aware of" is correct, avoid overusing it in casual communication. In informal settings, alternatives like "should know" or "need to consider" may sound more natural.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must be aware of" functions primarily as a deontic modal phrase expressing obligation or necessity. It indicates that someone needs to have knowledge or understanding of something. Ludwig AI confirms its correct and frequent usage.
Frequent in
Science
34%
News & Media
32%
Formal & Business
6%
Less common in
Encyclopedias
4%
Wiki
2%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "must be aware of" is a grammatically correct and frequently used expression that conveys a necessity for knowledge or understanding. As Ludwig AI confirms, it is prevalent in diverse contexts such as news, science, and formal business settings. While highly versatile, it is important to adjust your word choice to more casual phrasing when speaking or writing informally. Consider alternatives like "should know" or "need to consider" to soften the tone in less formal communication. By mindfully using this phrase and understanding its implications, you can ensure clarity and precision in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
must be mindful of
A more emphatic version of "aware", suggesting attentiveness.
should be conscious of
Changes the modal verb from "must" to "should", softening the obligation slightly.
need to recognize
Replaces "be aware of" with "recognize", emphasizing the act of acknowledging something.
have to understand
Shifts the focus to comprehension rather than simple awareness.
must take into account
Highlights the importance of considering something when making decisions.
should bear in mind
Emphasizes remembering or keeping something in one's thoughts.
need to consider
Highlights the importance of careful thought and deliberation.
should pay attention to
Directs focus and attentiveness to a particular aspect.
are required to know
Formal alternative, focusing on the requirement of possessing knowledge.
ought to acknowledge
Emphasizes the importance of recognizing or admitting something.
FAQs
How to use "must be aware of" in a sentence?
Use "must be aware of" to indicate a necessary understanding or consciousness of something. For example, "Drivers must be aware of the traffic laws" or "Researchers must be aware of potential biases in their data."
What can I say instead of "must be aware of"?
You can use alternatives like "should be conscious of", "need to recognize", or "have to understand" depending on the context.
When is it appropriate to use "must be aware of"?
"Must be aware of" is appropriate when conveying a requirement or obligation to understand or consider something, often in formal or professional contexts.
Is "must be aware of" the same as "should be aware of"?
While similar, "must be aware of" implies a stronger necessity than "should be aware of". "Must" indicates a requirement, while "should" suggests a recommendation or advice.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested