6
daunt(verb, upset, worry, shock, agitate)
6
floor(verb, upset, disturb, push, delight)
6
fright(verb, phrasal verb, upset, shock, fear)
6
overwhelm(verb, upset, disturb, delight, shock)
6
perturb(verb, upset, bother, disturb, worry)
5
agitate(verb, upset, bother, disturb, worry)
5
bolt(noun, verb, move, run, start)
5
bound(verb, run, rush, dash, escape)
5
discompose(verb, upset, dull, bother, disturb)
5
galvanise
5
intimidate(verb, upset, worry, shock, agitate)
5
jar(verb, upset, disturb, push, stimulate)
5
shake up(verb, expression, phrasal verb, upset, bother)
5
unsettle(verb, upset, bother, disturb, provoke)
4
alert(verb, alarm)
4
appal(verb, adjective)
4
be startled(expression, idiom, start, recoil)
4
cow(verb, upset, worry, shock, agitate)
4
dumfound(verb, wonder)
4
jumping
10 years ago|10k views|share |citing 
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>