Accelerate vs Hurry up

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

Accelerate

Top 2,000 (common)C1verb

Hurry up

InformalTop 2,000 (common)
Most formal: Accelerate
 AccelerateHurry up
Pronunciation🇬🇧 /["/əkˈseləreɪt/","/əkˈseləreɪts/","/əkˈseləreɪtɪd/","/əkˈseləreɪtɪŋ/"]/🇺🇸 /["/əkˈseləreɪt/","/əkˈseləreɪts/","/əkˈseləreɪtɪd/","/əkˈseləreɪtɪŋ/"]/🇬🇧 //ˈhʌri ʌp//🇺🇸 //ˈhɜri ʌp//
MeaningTo go faster or make something go faster.Do something faster.
ExampleThe company aims to accelerate the development of new technologies.You need to hurry up or we will miss the train!
RegisterNeutralInformal
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelC1-
Part of speechverb
Collocationsdramatically, greatly, rapidly, hard, quickly, smoothlyhurry up and wait, hurry up before, hurry up to
Antonymsdecelerate, slow down-
Common mistakesConfused with 'decelerate' (which means to slow down)., Using 'accelerate' without an object when it should have one., Incorrectly assuming it can only apply to vehicles.Omitting 'up', saying just 'hurry'., 'Hurry up' used in formal writing., Using 'hurry up' without an object or activity.
Usage notesUsed in both formal and casual contexts, often related to speed, processes, or improvements. Not typically used in very informal conversation.Commonly used in casual contexts to prompt someone to act more quickly. Avoid in formal situations.

Frequently asked questions: Accelerate vs Hurry up

What's the difference between Accelerate and Hurry up?

Accelerate: To go faster or make something go faster. Hurry up: Do something faster.

Which is more formal: Accelerate and Hurry up?

Accelerate is the most formal of these.

Can you show an example of each?

Accelerate: The company aims to accelerate the development of new technologies. Hurry up: You need to hurry up or we will miss the train!

Can I use Accelerate and Hurry up interchangeably?

Not always. Accelerate and Hurry 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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