Thesaurus.com
Dictionary.com
Showing results for sudden. Search instead for kudden.
Definitions

sudden

[suhd-n] / ˈsʌd n /
ADJECTIVE
unexpected; happening quickly
Synonyms
STRONGEST
abrupt hasty immediate precipitous quick rapid swift unforeseen unusual
WEAK
accelerated acute expeditious fast flash fleet headlong hurried impetuous impromptu impulsive out of the blue precipitant precipitate quickened rash rushing spasmodic speeded subito
Antonyms
STRONGEST
delayed gradual lazy leisurely slow sluggish
WEAK
expected

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.

Traffic Scotland urged drivers to be prepared for sudden gusts and vehicles veering off course.

From BBC • Apr. 5, 2026

The tribe is now grappling with the sudden loss of jobs, along with the dimming of hope that the culturally sacred fish will be restored to their ancestral waters.

From Los Angeles Times • Apr. 4, 2026

For the ballroom to suffer a setback in federal court, then, is for the whole world to be in sudden danger.

From Slate • Apr. 4, 2026

Jindel said the rise in fuel prices over the past month has led to particularly sudden and steep increases in fuel surcharges.

From The Wall Street Journal • Apr. 3, 2026

"Do not make any sudden movements," warned Strong Jonn, his eyes on the spiders.

From "Rowan of Rin" by Emily Rodda

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.