swiftly
US /ˈswɪft.li/
UK /ˈswɪft.li/

1.
2.
agilmente, con grazia, fluidamente
in a smooth, easy, and graceful manner
:
•
The dancer glided swiftly across the stage.
La ballerina scivolò agilmente sul palco.
•
The river flowed swiftly towards the sea.
Il fiume scorreva velocemente verso il mare.