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.

The response from local people was swift, with many rushing to help clear up and support those who were targeted.

From BBC • Jun. 4, 2026

She also called on residents to put up swift boxes and use calls to attract the birds to new nesting sites.

From BBC • Jun. 3, 2026

As acting director of the Centers for Disease Control and Prevention, I helped oversee a swift response.

From The Wall Street Journal • Jun. 3, 2026

The announcement Wednesday of a concert series honoring the country’s 250th anniversary prompted a swift reaction, and it wasn’t from zealous fans.

From Los Angeles Times • May 29, 2026

And he set off at a swift lope across the rocks.

From "Impossible Creatures" by Katherine Rundell

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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