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

Their ability to swiftly break into one of the world’s two leading AI labs again raises concerns about OpenAI’s security amid rising worries about powerful models being used by hackers and foreign adversaries. — Cristina Criddle, ArsTechnica, 18 Sep. 2026

As the interview ends, Crist swiftly gets back to sawing and hammering. — Idaho Statesman, 18 Sep. 2026

The Saudis accused Houthi forces of targeting the holy city of Mecca on Wednesday, which the group swiftly denied. — September 18, CBS News, 18 Sep. 2026

Legal concerns were swiftly dismissed, Detroit’s factories went dark, and people were kept out of harm’s way. — Liz Hoffman, semafor.com, 17 Sep. 2026

Word History

First Known Use

before the 12th century, in the meaning defined above