Very fast or in a short time; promptly. It is often used as a synonym for 'schnell' (quickly/fast), but sounds somewhat more formal or elevated.
example
Wir müssen eine rasche Entscheidung treffen, bevor es zu spät ist.
We need to make a quick decision before it is too late.
Usage tips
Register and style
'Rasch' (quickly) is mainly used in written language or in a more formal style. You often find it in news reports, official announcements, or literary texts.
EXAMPLE
Die Feuerwehr leistete rasche Hilfe.
The fire department provided quick assistance.
Use as an adjective
Although 'rasch' (quickly) is often used as an adverb, it can also stand before a noun as an adjective. In this case, it must be declined like any other adjective.
EXAMPLE
Eine rasche Reaktion ist jetzt erforderlich.
A quick response is now required.
Typical collocations
Common combinations are 'rasch handeln' (to act quickly), 'rasch reagieren' (to react quickly), or 'eine rasche Besserung' (a quick improvement/recovery). It often describes a fast, positive, and desired action or development.
EXAMPLE
Der Patient zeigte eine rasche Besserung seines Zustands.
The patient showed a quick improvement in his condition.
Compare with
synonym
rasch vs schnell
fast / quick
'schnell' and 'rasch' both mean that something happens at high speed or in a short time. In many sentences, you can use both words. 'schnell' is very normal in everyday language and almost always fits. 'rasch' sounds somewhat more formal or elevated and often appears in texts, news reports, or polite language. In conversation, people usually say 'schnell', but 'rasch' is just as understandable.
rasch
Bitte melden Sie sich rasch, wenn Sie noch Fragen haben.
Please get in touch promptly if you have any further questions.
schnell
Sie antwortete heute im Gespräch sehr schnell.
She answered very quickly in the conversation today.