Synonyms|350Antonyms|55|Broader|6Narrower|1Related|123
1
bombshell(noun, shock, bewilderment, revelation, quickness)
1
causeless
1
chancy
1
coincidental(adjective, unintentional, unintended)
1
consternation(shock, disappointment, wonder, revelation, quickness)
1
curiosity(shock, disappointment, wonder, revelation, quickness)
1
curveball(noun, shock, disappointment, wonder, revelation)
1
destinal
1
dicey
1
disillusion(shock, disappointment, wonder, revelation, quickness)
1
electrifying
1
erratic(chance, vast, immense, infinite, enormous)
1
eureka(noun, shock, disappointment, wonder, revelation)
1
extemporaneous(chance, unplanned, accidental, unpremeditated, inadvertent)
1
eye-opener(noun, shock, disappointment, wonder, revelation)
1
fast(violent, quick, abrupt, rapid, hasty)
1
fatal
1
fatidic
1
frantic(violent, fast, quick)
1
from left field(expression, adjective, shocking, secret, astonishing)
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APASmart Define. (2015). unforeseen thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unforeseen/thesaurus/synonyms
ChicagoSmart Define. 2015. "unforeseen thesaurus" https://smartdefine.org/unforeseen/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unforeseen thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unforeseen/thesaurus/synonyms>.
MLASmart Define. "unforeseen thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/unforeseen/thesaurus/synonyms>