Improve vs Step it up

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

Improve

Top 1,000 (very common)A1verb

Step it up

InformalTop 2,000 (common)
Most formal: ImproveMost common: Improve
 ImproveStep it up
Pronunciation🇬🇧 /["/ɪmˈpruːv/","/ɪmˈpruːvz/","/ɪmˈpruːvd/","/ɪmˈpruːvɪŋ/"]/🇺🇸 /["/ɪmˈpruːv/","/ɪmˈpruːvz/","/ɪmˈpruːvd/","/ɪmˈpruːvɪŋ/"]/🇬🇧 //stɛp ɪt ʌp//🇺🇸 //stɛp ɪt ʌp//
MeaningTo make something better.To improve or increase something.
ExampleI want to improve my English speaking skills.You need to step it up if you want to get good grades this semester.
RegisterNeutralInformal
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA1-
Part of speechverb
Collocationsconsiderably, dramatically, drastically, continue to, strive to, try to, aimed at improving something, an attempt to improve something, an effort to improve somethingstep it up a notch, step it up in effort, step it up for performance, step it up during training, step it up in quality
Antonymsdeteriorate, worsen, decline-
Common mistakesConfusing 'improve' with 'improvement' in sentence structure., Using 'improve' without an object (it needs something to improve)., Incorrectly stating 'improve of' instead of just 'improve'.Forgetting to add an object after 'step it up'., Confusing with 'step up', which has a slightly different meaning., Using it in overly formal contexts.
Usage notesUse 'improve' in both formal and informal contexts when talking about enhancing skills, performance, or situations. Avoid using it in overly casual or slangy conversations.Used informally to encourage someone to improve performance or effort. Not suitable for formal situations.

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Step it up

Frequently asked questions: Improve vs Step it up

What's the difference between Improve and Step it up?

Improve: To make something better. Step it up: To improve or increase something.

Which is more formal: Improve and Step it up?

Improve is the most formal of these.

Which is more common: Improve and Step it up?

Improve is the most common in everyday English.

Can you show an example of each?

Improve: I want to improve my English speaking skills. Step it up: You need to step it up if you want to get good grades this semester.

Can I use Improve and Step it up interchangeably?

Not always. Improve and Step it 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.

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