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suddenly Synonyms
Another word for suddenly
Choosing another word for suddenly that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
Quickly and unexpectedly, without prior warning or preparation.
Usage Example
"The weather changed all of a sudden, turning a sunny afternoon into a heavy thunderstorm within minutes."
Strongest
all of a sudden
abruptly
all at once
unexpectedly
Strong
out of the blue
instantaneously
unannounced
precipitately
unforeseenly
swiftly
Opposites of suddenly
The opposite of suddenly shifts depending on context. Common opposites include:
gradually
little by little
slowly
expectedly
predictably
by degrees
steadily
progressively
Cite this Entry
Wordmom. (2026). Synonyms for Suddenly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/suddenly