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
high caution
Grammar usage guide and real-world examplesUSAGE SUMMARY
"high caution" is correct and can be used in written English.
It is an idiom which means to be very careful or cautious. For example: The police are urging people to exercise high caution when crossing the road after dark.
✓ 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
7 human-written examples
Conventional rugby league thinking dictates that when the stakes are high, caution rules.
News & Media
The watchword for both enterprises has been high caution, as befitting an organization that began stepping into the public domain only in the past 20 years.
News & Media
Therefore, we recommend high caution in using the BET-SSA and solids concentration parameters when performing experimental adsorption work with microsized magnetite, especially when extrapolating laboratory results to field geochemical or engineered conditions for evaluating contaminant adsorption.
Science
When the false positive rate for the elemental composition search results as a whole is relatively high, caution should be used in applying the search results for metabolite annotation.
Science
We thus question the quality of the N. gonorrhoeae strain TCDC-NG08107 genome and recommend using it with high caution.
Science
Urban living may lead to closer and more frequent interactions with humans, which are therefore potentially a threat; so, for urban-living crows in particular, such as those in the present sample, exhibiting high caution around unknown people may therefore be adaptive.
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Ms. Buehler of Yoga High cautions that it its not just advanced students who will suffer from a lack of higher-level classes.
News & Media
"There will be higher caution in hospitals buying doctors' groups when it looks like they have cornered the market," said Robert Lawton Burns, chairman of the health-care management department at the University of Pennsylvania.
News & Media
It's dangerous out there, and if you insist on driving on these roads, it's best to go slow and proceed with the highest caution.
News & Media
Stack positioned his portfolio in a defensive crouch, believing that the degree of risk out there, in his opinion, warranted higher caution.
News & Media
A comparison of the CFPP between BCs and CKCSs with MCs as a control group as must be assessed with highest caution.
Expert writing Tips
Best practice
In formal reports or guidelines, specify the situations in which exercising "high caution" is particularly important.
Common error
Avoid using "high caution" when the situation only requires basic safety measures; reserve it for scenarios involving substantial potential harm.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "high caution" functions as a noun phrase that acts as the object of verbs like 'exercise' or 'recommend'. It describes a state or attitude of heightened carefulness. Ludwig AI confirms that the phrase is grammatically correct and suitable for use in written English.
Frequent in
News & Media
35%
Science
33%
Wiki
12%
Less common in
Formal & Business
8%
Academia
6%
Reference
6%
Ludwig's WRAP-UP
The phrase "high caution" is a grammatically correct and frequently used expression that advises or instructs individuals to be especially careful in potentially dangerous situations. As highlighted by Ludwig, this phrase is suitable for various contexts, but is particularly common in news reports, science, and formal writing. While "high caution" is widely accepted, alternative phrases like "extreme care" or "utmost prudence" can offer subtle differences in emphasis. Remember to reserve "high caution" for situations involving significant risk to avoid sounding overly dramatic in everyday circumstances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
elevated cautiousness
Synonymously interchangeable.
extra carefulness
Simply adds more emphasis on the degree of care taken.
extreme care
Suggests a greater degree of carefulness than "high caution".
strict precautions
Highlights specific measures taken to prevent harm.
great vigilance
Emphasizes watchfulness and alertness more than direct carefulness.
serious attentiveness
Emphasizes focused and careful attention to detail.
utmost prudence
Highlights wisdom and careful consideration in decision-making.
close observation
Implies careful watching and monitoring.
heightened awareness
Focuses on increased perception and understanding of potential risks.
intense wariness
Implies a strong sense of distrust or suspicion.
FAQs
How can I use "high caution" in a sentence?
You can use "high caution" to advise someone to be extremely careful. For example, "Drivers should proceed with "high caution" during icy conditions."
What does "high caution" mean?
"High caution" means to be very careful and vigilant, especially in situations where there is a significant risk of danger or harm.
What are some phrases similar to "high caution"?
Alternatives include "extreme care", "utmost prudence", or "elevated cautiousness", all suggesting a significant need for carefulness.
When should I use "high caution" instead of "be careful"?
Use "high caution" when the situation involves a substantial risk that requires more than ordinary carefulness. "Be careful" is suitable for everyday situations, while "high caution" is appropriate for situations with potentially severe consequences.
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