22 entries under surprising topic. ×
| sudden(adjective, extraordinary, wonderful, shocking, surprise) | |
| unforeseen(adjective, adverb, surprise, unexpected) | |
| unanticipated(adjective, adverb, surprise, unexpected) | |
| abrupt(adjective, unexpected, sudden) | |
| all of a sudden(expression, adjective, idiom, not expected) | |
| brusque(adjective, sudden, unlooked-for) | |
| fast(adjective, sudden, unlooked-for) | |
| rapid(adjective, sudden, unlooked-for) | |
| unexpected(adjective, adverb, surprise, unpredicted) | |
| quick(adjective, sudden, unlooked-for) | |
| swift(adjective, sudden, unlooked-for) | |
| all at once(expression, adjective, idiom, not expected) | |
| not predicted(expression, adverb, unpredictable, unanticipated) | |
| unexpectedly(adjective, adverb, unpredictable, subitaneous) | |
| unplanned(adjective, adverb, surprise, unexpected, unprepared) | |
| unprepared for(expression, adverb, unpredictable, unanticipated) | |
| speedy(adjective, unpredictable, subitaneous) | |
| suddenly(adjective, adverb, not expected, not planned) | |
| unlooked-for(adjective, surprise, unexpected) | |
| unpredicted(adjective, adverb, extraordinary, wonderful, shocking) |
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| APA | Smart Define. (2015). out of the blue thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/out_of_the_blue/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "out of the blue thesaurus" https://smartdefine.org/out_of_the_blue/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, out of the blue thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/out_of_the_blue/thesaurus/synonyms>. |
| MLA | Smart Define. "out of the blue thesaurus" 3 August 2015. Web. 30 September 2026. <https://smartdefine.org/out_of_the_blue/thesaurus/synonyms> |