20 entries under abruptly topic. ×

6
suddenly(adverb, unexpectedly, unawares, ignorantly)
6
short(adverb, quickly, suddenly, unexpectedly, unawares)
6
unexpectedly(adverb, suddenly, unawares, astonishingly)
4
sudden(adjective, adverb, extraordinary, wonderful, suddenly)
3
all at once(expression, idiom, adverb, quickly, unexpectedly)
2
by surprise(expression, adverb, suddenly, unexpectedly, unawares)
2
unanticipatedly(adverb, quickly, suddenly, unexpectedly, unawares)
2
unawares(adverb, suddenly, unexpectedly, ignorantly)
1
aback(adverb, suddenly, unexpectedly, unawares)
1
all of a sudden(expression, idiom, adverb, quickly, unexpectedly)
1
asudden(adverb, quickly, unexpectedly, ignorantly)
1
forthwith(adverb, suddenly, unexpectedly, unawares)
1
on spur of moment(expression, idiom, adverb, quickly, unexpectedly)
1
quickly(adverb, soon, swiftly, snappily, unexpectedly)
1
swiftly(adverb, quickly, soon, snappily, unexpectedly)
1
unaware(adverb, suddenly, unexpectedly, unawares)
0
rapidly(adverb, quick, unexpectedly)
0
speedily(adverb, quick, rapidly, unexpectedly)
0
without delay(expression, adverb, suddenly, unexpectedly, unawares)
0
without hesitation(expression, adverb, suddenly, unexpectedly, unawares)
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APASmart Define. (2015). without warning thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/without_warning/thesaurus/synonyms
ChicagoSmart Define. 2015. "without warning thesaurus" https://smartdefine.org/without_warning/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, without warning thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/without_warning/thesaurus/synonyms>.
MLASmart Define. "without warning thesaurus" 3 August 2015. Web. 22 September 2026. <https://smartdefine.org/without_warning/thesaurus/synonyms>