Synonyms of suddenly

suddenly

adverb

1

as in abruptly

with great suddenness

the bus stopped suddenly, and somebody's lunch landed in the aisle

Synonyms & Similar Words

• abruptly
• instantly
• quickly
• unexpectedly
• immediately
• rapidly
• short
• all of a sudden
• fast
• promptly
• surprisingly
• swiftly
• instantaneously
• readily
• right
• speedily
• quick
• straightaway
• right away
• right off
• incontinently
• hastily
• swift
• impulsively
• recklessly
• directly
• impetuously
• rashly
• pronto
• full tilt
• posthaste
• snappily

Antonyms & Near Antonyms

• slowly
• gradually
• hesitantly

2

as in unexpectedly

without warning

suddenly, something fell out of the sky and landed in the field a few feet away

Synonyms & Similar Words

• unexpectedly
• abruptly
• unaware
• all of a sudden
• unawares
• off base
• aback
• surprisingly
• unanticipatedly
• short
• amazingly
• astoundingly

Antonyms & Near Antonyms

• slowly
• sluggishly
• leisurely
• obviously
• tardily
• laggardly
• pokily

Example Sentences

Recent Examples of suddenly

Also pay attention if property tax or utility bills suddenly stop arriving, since that can be a sign that contact or ownership information changed. — Kurt Knutsson, FOXNews.com, 3 Oct. 2026

Police said the pedestrian suddenly left the sidewalk after crossing and ran into the path of oncoming traffic. — Kendrick Calfee, Kansas City Star, 3 Oct. 2026

Mere days after the fire, Jalapeños in midtown (yes, really) stepped in to fill the void, with the long-running taqueria suddenly finding itself a hotbed for upstart local artists on its arboreal 21st Street patio. — Aaron Davis, Sacbee.com, 2 Oct. 2026

But Nas’ appearance suddenly changes, revealing his younger form, played by Kelly. — Lexi Carson, HollywoodReporter, 2 Oct. 2026

Apple had proved the idea, and suddenly some endless cheap players looked vaguely similar, promised the same basic job, and were usually exactly as good as their price suggested. — New Atlas, 2 Oct. 2026

However, the chips can process large amounts of data and train large language models, which the US fears could pose national security risks if China suddenly gets access to enough chips to drastically advance its AI or strengthen its military. — Ashley Belanger, ArsTechnica, 2 Oct. 2026

Given the long-term nature of the relationship between general partners and limited partners, the goal is to avoid disappearing from an LP’s field of vision for three years and then suddenly reappearing with a capital request. — George Wells, Forbes.com, 2 Oct. 2026

The Oura public offering itself, which Allie described this month as the year’s hottest imminent IPO, was suddenly postponed on Tuesday (more on that below), but that does nothing to undercut the significance of Robinhood’s role. — Jeff John Roberts, Fortune, 30 Sep. 2026