Calm down vs Chill out vs Slow down turbo vs Slow it down

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

Calm down

Top 1,000 (very common)

Chill out

InformalTop 2,000 (common)

Slow down turbo

InformalTop 5,000 (fairly common)

Slow it down

Top 1,000 (very common)
 Calm downChill outSlow down turboSlow it down
Pronunciation🇬🇧 //kɑːm daʊn//🇺🇸 //kɑm daʊn//🇬🇧 //tʃɪl aʊt//🇺🇸 //tʃɪl aʊt//🇬🇧 //sləʊ daʊn ˈtɜːbəʊ//🇺🇸 //sloʊ daʊn ˈtɜrboʊ//🇬🇧 //sləʊ ɪt daʊn//🇺🇸 //sloʊ ɪt daʊn//
MeaningTo relax or stop being upset.Calm down and relax.A phrase to tell someone to be less fast or excited.Make something go slower.
ExampleYou need to calm down before we continue this discussion.You need to chill out and stop worrying so much about the exam.You win the race, but you need to slow down turbo next time!Can you please slow it down? I can't keep up.
RegisterNeutralInformalInformalNeutral
How commonTop 1,000 (very common)Top 2,000 (common)Top 5,000 (fairly common)Top 1,000 (very common)
Collocationscalm down the situation, calm down emotions, calm down quicklychill out time, chill out period, chill out zoneslow down turbo, slow down excitement, slow down the paceslow it down for clarity, slow it down when speaking, slow it down in traffic
Antonymsagitate, excite, disturb---
Common mistakes'Calm down' can be used for things instead of people, which is incorrect., Confusing 'calm down' with 'cool off', which has a slightly different meaning., Using 'calm down' too aggressively can make someone feel worse.'Chill out' is often confused with 'cool off', but the meanings can slightly differ., Some learners use 'chill out' in a serious context, which may sound inappropriate., Using 'chill out' as a command can come off as rude.Overusing in serious conversations., Mispronouncing 'turbo' as 'turbine'.Using it in a formal situation when a more specific term is better., Incorrectly using 'slow it down' with inanimate objects that cannot be slowed., Confusing with 'take it easy', which has a different meaning.
Usage notesUse in situations where someone is anxious or angry. It’s neutral in tone, appropriate for friends, family, or colleagues, but can seem dismissive if not delivered carefully.Use 'chill out' in casual conversations to suggest someone should relax. Avoid in formal contexts.Used in casual conversations. It's often playful or sarcastic, reminding someone to take it easy. Not suitable for formal situations.Used in both casual and professional contexts. Appropriate when requesting a reduction in pace, often in discussions or presentations.

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Calm down
Chill out
Slow down turbo
Slow it down

Frequently asked questions: Calm down vs Chill out vs Slow down turbo vs Slow it down

What's the difference between Calm down, Chill out, Slow down turbo, and Slow it down?

Calm down: To relax or stop being upset. Chill out: Calm down and relax. Slow down turbo: A phrase to tell someone to be less fast or excited. Slow it down: Make something go slower.

Can you show an example of each?

Calm down: You need to calm down before we continue this discussion. Chill out: You need to chill out and stop worrying so much about the exam. Slow down turbo: You win the race, but you need to slow down turbo next time! Slow it down: Can you please slow it down? I can't keep up.

Can I use Calm down, Chill out, Slow down turbo, and Slow it down interchangeably?

Not always. Calm down, Chill out, Slow down turbo, and Slow it down 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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