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
merely warning
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "merely warning" is correct and usable in written English.
It can be used when you want to indicate that something is just a caution or alert without any additional implications. Example: "I am merely warning you about the potential risks involved in this project."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(2)
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
3 human-written examples
Merely warning people to avoid bears, cougars and alligators would seem to be tricky.
News & Media
Scientists have long speculated that what feel like physical limits are often merely warning signals generated by the brain's protective circuitry.
News & Media
Creating a meaningful brand out of Brando — as opposed to merely warning off those who use his name without permission — will be no easy task.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
What customers receive in return — beyond persistent monitoring for anything that shows up anywhere — includes push alerts (some critical, some merely warnings); a web-based product called Expander that gives customers access to their own historical network data going back to 2014 (when the company began tracking network data); and plenty of ongoing support.
News & Media
It merely sends warning signs such as "Caution!
News & Media
But it remains unclear if the bill will pass Parliament in its current form and, even then, whether and how the government would employ the rules — to crack down on dissent or merely as a warning to opponents not to go too far.
News & Media
But warning!
News & Media
The assault on the police torture centre in Lahore on 8 March was merely a warning.
News & Media
The notification was merely a warning, and it did not require airlines to act.
News & Media
"The sell-off was merely a warning shot," says Chris Watling of Longview Economics, a strategist who recently forecast a correction.
News & Media
Is that merely a warning against spamming iPhone users senseless or an attempt to pre-emptively carve out a niche for their own Quattro Wireless?
News & Media
Expert writing Tips
Best practice
When using "merely warning", ensure the context clearly establishes what further action or escalation is being avoided or downplayed. It helps to emphasize that the warning is the initial or only intended action.
Common error
Avoid using "merely warning" when the situation genuinely requires more decisive action. Overusing it can create a sense of inaction or indifference, undermining the urgency of the situation.
Source & Trust
87%
Authority and reliability
4.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "merely warning" functions as a verb phrase modifier, indicating that the act of warning is limited or is the only action taken. As Ludwig AI indicates, this phrase is usable, though not extremely common. The word “merely” serves to diminish the warning by implying lack of any other actions.
Frequent in
News & Media
60%
Science
20%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "merely warning" is a grammatically correct phrase used to express that an action is limited to just a warning, often implying a lack of further intervention. As Ludwig AI confirms, it is usable in English, but occurs relatively infrequently. The phrase appears most commonly in news and media contexts, and carries a neutral tone. When writing with "merely warning", it's important to consider whether the context requires a stronger action or if the warning is sufficient. Related phrases such as "simply cautioning" or "just alerting" may offer alternative ways to express a similar meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
simply cautioning
Replaces 'merely' with 'simply', emphasizing the straightforward nature of the warning.
just alerting
Substitutes 'merely warning' with 'just alerting', highlighting the act of providing a basic alert.
only cautioning
Uses 'only' instead of 'merely', stressing the limited nature of the caution.
primarily cautioning
Replaces 'merely' with 'primarily' indicating the main intention is to caution.
essentially warning
Indicates that the core action is to warn, reducing other considerations.
basically alerting
Suggests a fundamental level of alert being given.
mainly cautioning
Implies caution is the principal, but not necessarily exclusive, action.
largely warning
Highlights the warning aspect as being dominant.
chiefly alerting
Stresses the alerting function as the most important.
particularly cautioning
Suggests a specific caution is being given.
FAQs
How can I use "merely warning" in a sentence?
You can use "merely warning" to indicate that an action is only a caution or alert, without further implications. For example: "I am "merely warning" you about the potential risks involved."
What can I say instead of "merely warning"?
You can use alternatives like "simply cautioning", "just alerting", or "only cautioning" depending on the context.
Which is correct, "merely warning" or "just warning"?
Both ""merely warning"" and "just warning" are grammatically correct, but "just warning" may sound more conversational and direct, while "merely warning" adds a slightly more formal or nuanced tone.
What's the difference between "merely warning" and "strongly advising"?
"Merely warning" indicates a simple caution, while "strongly advising" suggests a more forceful recommendation. The latter implies a greater level of concern or potential consequence.
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
87%
Authority and reliability
4.2/5
Expert rating
Real-world application tested