Hasty vs Rapid

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

Hasty

Top 5,000 (fairly common)B1adjective

Rapid

Top 2,000 (common)B2adjective
Most common: Rapid
 HastyRapid
Pronunciation🇬🇧 //ˈheɪ sti//🇺🇸 //ˈheɪsti//🇬🇧 //ˈræp.ɪd//🇺🇸 //ˈræp.ɪd//
MeaningDoing things quickly without thinking carefully.happening very quickly
ExampleHis hasty decision led to unexpected consequences.The rapid changes in technology are hard to keep up with.
RegisterNeutralNeutral
How commonTop 5,000 (fairly common)Top 2,000 (common)
CEFR levelB1B2
Part of speechadjectiveadjective
Collocationshasty decision, hasty retreat, hasty judgmentrapid response, rapid increase, rapid change
Antonymsslow, careful, deliberateslow, gradual, leisurely
Common mistakesConfusing 'hasty' with 'hasty decision', thinking it applies only to choices., Using 'hasty' as a noun or verb instead of an adjective., Forgetting that 'hasty' implies negative connotations.Confusing with 'quick', which implies speed but may not denote the same urgency., Using 'rapid' in contexts where a slower pace is typical.
Usage notesUse 'hasty' to describe actions taken too quickly, often leading to mistakes. It's suitable for both formal and informal contexts. Avoid using it in overly casual conversations.Used to describe actions or changes that occur with speed. Suitable for both formal and informal contexts.

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Rapid

Frequently asked questions: Hasty vs Rapid

What's the difference between Hasty and Rapid?

Hasty: Doing things quickly without thinking carefully. Rapid: happening very quickly

Which is more common: Hasty and Rapid?

Rapid is the most common in everyday English.

Which is more advanced: Hasty and Rapid?

Rapid is the highest level, at B2, on the CEFR scale.

Are Hasty and Rapid the same CEFR level?

Hasty: B1, Rapid: B2 on the CEFR scale.

What part of speech are Hasty and Rapid?

Hasty: adjective, Rapid: adjective.

Can you show an example of each?

Hasty: His hasty decision led to unexpected consequences. Rapid: The rapid changes in technology are hard to keep up with.

Can I use Hasty and Rapid interchangeably?

Not always. Hasty and Rapid 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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