Definitions

swift

[swift] / swɪft /

ADJECTIVE

very fast

Synonyms

STRONGEST

abrupt expeditious hasty nimble quick rapid speedy sudden unexpected

STRONG

cracking express fleet flying precipitate prompt ready screaming short spanking

WEAK

alacritous barrelling breakneck double-quick fleet-footed headlong hurried in nothing flat like crazy like mad on the double pronto shaking a leg short-lived snappy speedball supersonic winged

Antonyms

STRONGEST

delayed expected lazy leisurely slow

WEAK

sluggish

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When Geoffrey Owens was photographed working at a Trader Joe’s in 2018, the reaction was swift, and, in many corners, cruel.

From Salon • Apr. 4, 2026

—The dollar rose as doubts over a swift end to the Iran war weaken risk sentiment and lift oil prices.

From The Wall Street Journal • Apr. 2, 2026

Claim: “In these past four weeks, our armed forces have delivered swift, decisive, overwhelming victories on the battlefield, victories like few people have ever seen before.”

From Slate • Apr. 2, 2026

Last night's defeat drew swift and emotional reactions across Italian politics and society.

From BBC • Apr. 1, 2026

In a swift motion, Uncle Phil grabs me around the waist and starts tickling me.

From "I Can Make This Promise" by Christine Day

Vocabulary lists containing swift

"Romeo and Juliet" by William Shakespeare, Act II

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Unit 1: Telling Details

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"Macbeth" Vocabulary from Act III

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