be careful when

USAGE SUMMARY

The phrase "Be careful when" is correct and usable in written English.
It can be used to express a warning to be cautious when doing/attending something, or when making a decision. Example: Be careful when driving at night to avoid running into wild animals.

✓ Grammatically correct

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Be careful when shaving.

WikiHow

Be careful when throwing.

WikiHow

Be careful when cutting.

WikiHow

Be careful when leaving.

WikiHow

Be careful when pegging.

WikiHow

Be careful when spying.

WikiHow

Be careful when flossing.

WikiHow

Be careful when dieting.

WikiHow

Be careful when lighting!

WikiHow

Be careful when eating.

WikiHow

Be careful when battling.

WikiHow

Expert writing Tips

Best practice

When providing guidance using "be careful when", clearly state the specific action or situation that requires caution to avoid ambiguity. For example, instead of saying "Be careful when driving", specify "Be careful when driving in icy conditions".

Common error

Avoid using "be careful when" without specifying the potential risk or consequence. Generic warnings are less effective; provide context. For example, avoid "Be careful when cooking"; instead, say "Be careful when cooking with hot oil to prevent burns".

Linguistic Context

The phrase "be careful when" functions as an imperative expression used to advise caution in specific situations. As Ludwig AI confirms, it serves to warn or alert someone to potential dangers or negative consequences associated with a particular action. The numerous examples provided by Ludwig illustrate the diverse contexts in which this phrase is applicable.

Expression frequency: Very common

Frequent in

Wiki

100%

Less common in

Science

0%

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, the phrase "be careful when" is a common and grammatically sound expression used to advise caution in specific situations. Ludwig AI confirms its correctness and usability. While the phrase is most frequently found in informal contexts such as WikiHow, its message is universally applicable. To maximize clarity, it's best practice to specify the action and potential risks associated with it. Consider using alternatives like "exercise caution when" for more formal settings. Remember, the key is to provide clear and specific guidance to help others avoid potential harm or mistakes.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

always be careful when

Stresses the consistent need for caution across all instances of an activity.

be cautious while

Similar in meaning but uses "while" to emphasize concurrent actions where care is needed.

remember to be careful when

Adds a reminder aspect, useful when the need for caution is often overlooked.

exercise caution when

Replaces "be careful" with a more formal term, emphasizing a deliberate approach to avoid risks.

be vigilant when

Suggests a need for constant awareness and alertness to potential dangers.

take precautions when

Focuses on proactive measures to prevent potential problems, shifting the emphasis from simple caution to planned safety.

be aware that when

Highlights the importance of knowing potential risks associated with a particular action.

watch out when

Offers a more informal and immediate warning, suitable for situations requiring quick reactions.

pay attention when

Emphasizes focusing one's attention to avoid mistakes or accidents.

mind you when

An idiomatic expression that introduces a note of caution or warning.

FAQs

How can I rephrase "be careful when" for a formal tone?

In formal contexts, consider using phrases like "exercise caution when", "take precautions when", or "it is advisable to be careful when" to convey a more professional tone.

What's a more casual alternative to "be careful when"?

For informal situations, you might use phrases like "watch out when", "mind you when", or simply "be careful" depending on the context.

How do I specify the risk when using "be careful when"?

Always follow "be careful when" with a clear explanation of the potential hazard or problem. For example, "Be careful when lifting heavy objects to avoid back injuries" is more informative than just "Be careful when lifting".

Is it redundant to say "always be careful when"?

While "always be careful when" isn't grammatically incorrect, it can sometimes be redundant. The need for caution is often implied. Consider if "be careful when" alone is sufficient, or if "always be vigilant when" better suits the context by emphasizing continuous awareness.