swiftly

adverb

swift·​ly ˈswif(t)-lē 

: in a swift manner : with speed : quickly

Synonyms of swiftly

• quickly
• rapidly
• fast
• quick
• soon

Examples of swiftly in a Sentence

swiftly established himself as a star in Hollywood

Recent Examples on the Web

For another, Epimetheus moves so swiftly in its orbit that the eclipse would last less than 10 seconds. — Phil Plait, Scientific American, 10 July 2026

Even minor parks or embers might be carried into leaves or grass, kindling a fire that can swiftly expand. — Ca Weather Bot, Sacbee.com, 9 July 2026

Justices found Yoon violated Cabinet members’ deliberation rights, falsified and destroyed the martial law proclamation, and used security forces to obstruct his arrest before lawmakers swiftly repealed the decree. — Kim Tong-Hyung, Los Angeles Times, 9 July 2026

These currents vary in speed and can swiftly become perilous for anyone venturing into the surf. — Nc Weather Bot, Charlotte Observer, 9 July 2026

Word History

First Known Use

before the 12th century, in the meaning defined above