Synonyms|50Antonyms|3|Broader|0Narrower|0Related|5

14 entries under expression topic. ×

2
without warning(adverb, suddenly, unexpectedly, unawares)
1
by accident(adverb, short, sudden, suddenly)
1
by mistake(adverb, short, sudden, suddenly)
1
off guard(adverb, short, sudden, suddenly)
0
all at once(idiom, ignorantly, unanticipatedly, uniformed)
0
all of a sudden(idiom, ignorantly, unanticipatedly, uniformed)
0
asleep at switch(idiom, ignorantly, unwatchful)
0
asleep at the switch(idiom, ignorantly, unwatchful)
0
in the dark(idiom, unanticipatedly, uniformed)
0
not on the job(idiom, ignorantly, unwatchful)
0
on spur of moment(idiom, ignorantly, unanticipatedly, uniformed)
0
on the hop(idiom, adverb, suddenly, unexpectedly)
0
without delay(adverb, suddenly, unexpectedly, unawares)
0
without hesitation(adverb, suddenly, unexpectedly, unawares)
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APASmart Define. (2015). by surprise thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/by_surprise/thesaurus/synonyms
ChicagoSmart Define. 2015. "by surprise thesaurus" https://smartdefine.org/by_surprise/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, by surprise thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/by_surprise/thesaurus/synonyms>.
MLASmart Define. "by surprise thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/by_surprise/thesaurus/synonyms>