17 entries under surprise topic. ×

13
sudden(adjective, extraordinary, wonderful, shocking)
10
unforeseen(adjective, adverb, unexpected, surprising)
10
unanticipated(adjective, adverb, unexpected, surprising)
8
eye-opening(adjective, amazing, shocking, astonishing)
5
unexpected(adjective, adverb, surprising, unpredicted)
4
surprising(adjective, adverb, unexpected, unpredicted)
4
unplanned(adjective, adverb, unexpected, unprepared)
4
without warning(expression, adjective, extraordinary, wonderful)
3
subito(adjective, unexpected, sudden)
3
unlooked-for(adjective, unexpected, surprising)
2
flasher(adjective, unexpected, sudden)
2
from left field(expression, adjective, idiom, extraordinary, wonderful)
2
unpredicted(adjective, adverb, extraordinary, wonderful, shocking)
1
not bargained for(adjective, unexpected, sudden)
1
not in the cards(adjective, unexpected, sudden)
1
uncalculated(adjective, unexpected, sudden)
1
unlooked for(adjective, unexpected, sudden)
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APASmart Define. (2015). out of the blue thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/out_of_the_blue/thesaurus/synonyms
ChicagoSmart Define. 2015. "out of the blue thesaurus" https://smartdefine.org/out_of_the_blue/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, out of the blue thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/out_of_the_blue/thesaurus/synonyms>.
MLASmart Define. "out of the blue thesaurus" 3 August 2015. Web. 1 October 2026. <https://smartdefine.org/out_of_the_blue/thesaurus/synonyms>