Cheer up vs You're startin' to lighten up

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

Cheer up

Top 2,000 (common)

You're startin' to lighten up

InformalHigh-frequency chunk
Most formal: Cheer upMost common: You're startin' to lighten up
 Cheer upYou're startin' to lighten up
Pronunciation🇬🇧 //tʃɪə r ʌp//🇺🇸 //tʃɪr ʌp//🇬🇧 //jʊə(r) ˈstɑːtɪn tə ˈlaɪtn ʌp//🇺🇸 //jʊər ˈstɑrtɪn tu ˈlaɪtən ʌp//
MeaningTo make someone feel happier.You're becoming more relaxed or cheerful.
ExampleHe tried to cheer her up after the bad news.After the joke, you're startin' to lighten up and enjoy the party.
RegisterNeutralInformal
How commonTop 2,000 (common)High-frequency chunk
Collocationscheer someone up, cheer up mood, cheer up friendslighten up a little, lighten up your mood, lighten up and enjoy, lighten up the atmosphere, lighten up with friends
Antonymsdepress, sadden, dismay-
Common mistakesUsing it without an object, e.g., saying 'Cheer up!' without context., Confusing it with 'cheer' which is more about applauding., Incorrectly using it as a command without knowing the person's feelings.Using in formal contexts where seriousness is expected., Confusing with 'lighten' which means to reduce weight or brightness., Misunderstanding as an insult rather than a compliment.
Usage notesUse when trying to lift someone's spirits. Avoid in serious or formal situations.Use this phrase with friends or in casual settings. It conveys a positive change in mood. Avoid using it in formal situations.

See it in real clips

Cheer up
You're startin' to lighten up

Frequently asked questions: Cheer up vs You're startin' to lighten up

What's the difference between Cheer up and You're startin' to lighten up?

Cheer up: To make someone feel happier. You're startin' to lighten up: You're becoming more relaxed or cheerful.

Which is more formal: Cheer up and You're startin' to lighten up?

Cheer up is the most formal of these.

Which is more common: Cheer up and You're startin' to lighten up?

You're startin' to lighten up is the most common in everyday English.

Can you show an example of each?

Cheer up: He tried to cheer her up after the bad news. You're startin' to lighten up: After the joke, you're startin' to lighten up and enjoy the party.

Can I use Cheer up and You're startin' to lighten up interchangeably?

Not always. Cheer up and You're startin' to lighten up 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.

Related comparisons