Be careful vs Look out while lying down vs Take care

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

Be careful

Top 2,000 (common)

Look out while lying down

Top 2,000 (common)

Take care

Top 1,000 (very common)
Most common: Take care
 Be carefulLook out while lying downTake care
Pronunciation🇬🇧 //biː ˈkɛf.əl//🇺🇸 //bi ˈkɛr.fəl//🇬🇧 //lʊk aʊt waɪl ˈlaɪɪŋ daʊn//🇺🇸 //lʊk aʊt waɪl ˈlaɪɪŋ daʊn//🇬🇧 //teɪk kɛə//🇺🇸 //teɪk kɛr//
MeaningPay attention and avoid danger.Be careful when you are lying down.Be careful or look after yourself.
ExampleBe careful when crossing the street.You should look out while lying down to avoid bumping your head.As you drive home, remember to take care on the slippery roads.
RegisterNeutralNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)Top 1,000 (very common)
Collocationsbe careful with, be careful of, be careful aboutlook out for hazards, look out when napping, look out for obstaclestake care of yourself, take care of business, please take care, take care when driving, take care in difficult situations
Antonymsbe reckless, be carelessBe careful while standing, Watch carefully while sitting, Pay attention while upright-
Common mistakesConfused with 'be cautious' – they are similar but have slightly different nuances., Overusing in casual conversations – can be seen as overly protective., Mispronouncing in fast speech.Confused with 'look out for' which means to watch for someone or something., Using 'look out' without a subject, e.g., saying just 'Out!' instead of 'Look out!', Misunderstanding the phrase to mean simply 'to watch something' instead of 'to be cautious.'Using it in very formal situations, which may feel too casual., Confusing with similar phrases like 'take it easy' which has a different meaning.
Usage notesUsed to advise someone to take care in a specific situation. It's suitable for both formal and informal contexts, like when driving or handling breakable items.This phrase is used to warn someone to be careful. It's more commonly used in casual conversation and can be used in both serious and light-hearted contexts.Used to show concern for someone's well-being. More common in informal contexts among friends and family.

See it in real clips

Be careful
Look out while lying down
Take care

Frequently asked questions: Be careful vs Look out while lying down vs Take care

What's the difference between Be careful, Look out while lying down, and Take care?

Be careful: Pay attention and avoid danger. Look out while lying down: Be careful when you are lying down. Take care: Be careful or look after yourself.

Which is more common: Be careful, Look out while lying down, and Take care?

Take care is the most common in everyday English.

Can you show an example of each?

Be careful: Be careful when crossing the street. Look out while lying down: You should look out while lying down to avoid bumping your head. Take care: As you drive home, remember to take care on the slippery roads.

Can I use Be careful, Look out while lying down, and Take care interchangeably?

Not always. Be careful, Look out while lying down, and Take care 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.

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