quickly

Derived from the adjective 'quick' with the adverbial suffix '-ly'.

ADV (1)

[/ˈkwɪk.li/^en-US]

rápidamente neutral / deprisa informal / velozmente formal / con rapidez / concept sentence untranslatable (The concept of 'quickly' as a manner of action has no exact single-word equivalent in some contexts, requiring phrases instead.)

Synonyms rapidly neutral , swiftly formal , hastily informal

Antonyms slowly

In a swift or rapid manner; with speed; without delay.

She finished her homework quickly to have more time to play. — She completed her tasks with speed.
The paramedics arrived quickly at the scene of the accident. — They got there without delay.
He learned the new software quickly despite its complexity. — He acquired the skill in a rapid manner.