Be on notice vs Warned

When to use each in English, with meaning, register, and examples.

Be on notice

Beyond 10,000 (less common)

Warned

Top 1,000 (very common)
Most common: Warned
 Be on noticeWarned
Pronunciation🇬🇧 //biː ɒn ˈnəʊtɪs//🇺🇸 //bi ɑn ˈnoʊtɪs//🇬🇧 //wɔːnd//🇺🇸 //wɔrnd//
MeaningTo be warned or informed about something that may happen.To tell someone about a danger.
ExampleEmployees must be on notice about the new safety regulations.She warned him about the approaching storm.
RegisterNeutralNeutral
How commonBeyond 10,000 (less common)Top 1,000 (very common)
Collocationsbe on notice of, be on strict notice, put someone on notice, keep someone on notice, stay on noticewarned about, warned against, warned someone, strongly warned, be warned
Antonyms-encouraged, ignored
Common mistakesConfusing with 'put on notice' which means to formally warn someone., Using it in informal situations where a simpler phrase would be better., Incorrectly using it without a subject, e.g., 'You are being on notice.'Confusing 'warned' with 'advised'., Using 'warned' without an object., Incorrectly using present tense instead of past.
Usage notesUse 'be on notice' when someone is alerted about potential issues or changes. It's often used in formal contexts.Use 'warned' mainly in neutral contexts, usually to indicate a caution. Avoid in overly formal writing.

See it in real clips

Be on notice
Warned

Frequently asked questions: Be on notice vs Warned

What's the difference between Be on notice and Warned?

Be on notice: To be warned or informed about something that may happen. Warned: To tell someone about a danger.

Which is more common: Be on notice and Warned?

Warned is the most common in everyday English.

Can you show an example of each?

Be on notice: Employees must be on notice about the new safety regulations. Warned: She warned him about the approaching storm.

Can I use Be on notice and Warned interchangeably?

Not always. Be on notice and Warned are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.