Fast vs Quick
When to use each in English, with meaning, register, and examples.
| Fast | Quick | |
|---|---|---|
| Meaning | Moving or happening quickly. | happening fast or in a short time |
| CEFR level | A1 | A1 |
| Part of speech | adjective | adjective |
| Usage notes | Use 'fast' to describe speed, but be cautious when using it with 'to' (as in 'to fast', it means to not eat for a period of time). Appropriate in both written and spoken contexts. | Used to describe actions or things that happen with speed. Avoid using in very formal situations; instead, use 'rapid' or 'swift'. |
Frequently asked questions: Fast vs Quick
What's the difference between "Fast" and "Quick"?
"Fast" means: Moving or happening quickly. "Quick" means: happening fast or in a short time
When should I use "Fast" and "Quick"?
They can all be used in everyday English.
Are "Fast" and "Quick" the same CEFR level?
"Fast" is at A1, "Quick" is at A1 on the CEFR scale.