97 entries under idiom topic. ×

9
take aback(verb, expression, phrasal verb, shock)
4
be startled(expression, start, recoil)
4
strike dumb(expression, shock, confuse, confound)
3
give a turn(verb, expression, upset, disturb)
3
strike with wonder(expression, wonder, inexpectation)
2
cry wolf
2
curdle the blood(expression, shock, agitate, scare)
2
sound the alarm
1
catch unawares(verb, expression, take)
1
ask for it(verb, expression, disturb, encourage)
1
burst in on(verb, expression, take, surprise)
1
chill to the bone(expression, upset, shock, agitate)
1
fly storm warnings
1
get going(verb, expression, disturb, encourage)
1
give a shock(expression, shock, overwhelm, shake)
1
have a fit(expression, scare, become, freak)
1
jump a mile
1
knock socks off(verb, expression, alarm, impress)
1
leave high and dry(expression, rush, dash, bound)
1
leave holding the bag(expression, rush, dash, bound)
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APASmart Define. (2016). startle thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/startle/thesaurus/synonyms
ChicagoSmart Define. 2016. "startle thesaurus" https://smartdefine.org/startle/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, startle thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/startle/thesaurus/synonyms>.
MLASmart Define. "startle thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/startle/thesaurus/synonyms>