Synonyms|501Antonyms|55|Broader|6Narrower|1Related|254

34 entries under expression topic. ×

6
without warning(idiom, adverb, suddenly, unexpectedly)
4
all at once(idiom, adverb)
3
of a sudden(idiom, adverb)
2
all of a sudden(idiom, adverb, fast, quickly)
2
at once(idiom, adverb, away, directly)
2
like a thunderbolt(idiom, inexpectation)
2
without notice(idiom, inexpectation)
1
by accident(short, sudden, suddenly, unexpectedly)
1
by mistake(short, sudden, suddenly, unexpectedly)
1
by surprise(adverb, short, sudden, suddenly)
1
head over heels
1
heels over head
1
like a flash
1
off guard(adverb, short, sudden, suddenly)
1
on impulse(idiom, adverb, hastily, suddenly)
1
on short notice
1
without delay(now, suddenly, unexpectedly, unawares)
0
against the clock(idiom, adverb, fast, quickly)
0
clean across(verb, phrasal verb)
0
happening unexpectedly
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ChicagoSmart Define. 2016. "abruptly thesaurus" https://smartdefine.org/abruptly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, abruptly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/abruptly/thesaurus/synonyms>.
MLASmart Define. "abruptly thesaurus" 25 January 2016. Web. 20 September 2026. <https://smartdefine.org/abruptly/thesaurus/synonyms>