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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
keep safe
Grammar usage guide and real-world examplesUSAGE SUMMARY
"keep safe" is a correct and usable phrase in written English.
You can use it to express the wish for someone to stay safe and protected from harm or danger. For example, you could write "Stay safe, everyone!" as a sign-off at the end of an email.
✓ Grammatically correct
News & Media
Science
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
Keep safe and informed.
News & Media
Please keep safe".
News & Media
Keep safe people and be vigilant".
News & Media
He taught me how to keep safe in the neighborhood.
News & Media
Reporters and photographers had been given instructions to keep safe.
News & Media
But, we have a country to keep safe.
News & Media
To identify strategies adolescents use to cope with and keep safe from perinatal violence.
He said it was the only way for him and others to keep safe.
News & Media
Keep safe as we have a new washing machine that needs plumbing in!
News & Media
We already educate children to keep safe from drugs and unacceptable attentions to their persons.
News & Media
Exactly how much freedom must we give up to keep safe?
News & Media
Expert writing Tips
Best practice
Use "keep safe" as a warm sign-off in casual correspondence. It's a friendly way to express care and concern for the recipient's well-being.
Common error
While "keep safe" is perfectly acceptable in informal settings, it might sound too casual or informal in formal or professional communications. Opt for phrases like "please ensure your safety" or "we wish you well" in such cases.
Source & Trust
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "keep safe" primarily functions as an imperative expression of goodwill. It's a way to convey concern for someone's well-being and express the hope that they remain free from harm. As noted by Ludwig, the phrase is usable and correct in written English.
Frequent in
News & Media
38%
Wiki
20%
Huffington Post
18%
Less common in
Science
12%
The New York Times
7%
The Guardian
5%
Ludwig's WRAP-UP
In summary, "keep safe" is a grammatically sound and frequently used phrase for expressing goodwill and concern for someone's safety. As Ludwig AI confirms, it's a correct and usable expression. While versatile, it's most suited for informal or neutral contexts. Its ubiquity across various sources like Huffington Post, WikiHow, and news outlets underscores its common usage. When writing, remember that while "keep safe" is fine in many situations, more formal language might be required in certain professional settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
stay safe
A very common and almost interchangeable alternative, focusing on the state of being safe.
be safe
Similar to "stay safe" but emphasizes a proactive choice to avoid danger.
be careful
A direct instruction to exercise caution.
take care
A more general expression of goodwill, which can include safety but also general well-being.
stay out of trouble
Focuses specifically on avoiding problematic situations that could lead to harm.
have a safe journey
Specifically addresses safety during travel.
look after yourself
Emphasizes personal responsibility for one's own safety and well-being.
may you be safe
A more emphatic and formal way of expressing the wish for someone's safety.
godspeed
An older, more formal way of wishing someone well on a journey, implying safety.
farewell
A formal way to say goodbye, implying good wishes for the future and safety.
FAQs
How can I use "keep safe" in a sentence?
What's the difference between "keep safe" and "stay safe"?
While both phrases express a wish for someone's well-being, "stay safe" emphasizes maintaining a state of safety, while "keep safe" is a more general expression of wishing someone protection from harm. They are often interchangeable, but "stay safe" might be more appropriate when addressing ongoing risks.
What can I say instead of "keep safe"?
Depending on the context, you can use alternatives like "take care", "be careful", or "stay out of trouble". The best choice depends on the specific situation and the level of formality.
Is "keep safe" grammatically correct?
Yes, "keep safe" is a grammatically correct phrase used to express the desire for someone to remain free from danger. As Ludwig AI confirms, it is a usable phrase in written English.
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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
80%
Authority and reliability
4.5/5
Expert rating
Real-world application tested