62 entries under startle topic. ×

2
overwhelm(verb, upset, disturb, shock, confuse)
2
stupefy(verb, upset, disturb, shock, confuse)
1
affright(shock, alarm, surprise, disconcert, frighten)
1
alarm(verb, upset, trouble, bother, disturb)
1
awe(verb, disturb, start, shock, confuse)
1
blow away(verb, expression, upset, overcome, shock)
1
bowl over(verb, expression, upset, disturb, push)
1
consternate(shock, confuse, alarm, confound, surprise)
1
dismay(verb, trouble, bother, disturb, worry)
1
flabbergast(verb, upset, disturb, shock, confuse)
1
floor(verb, upset, disturb, push, shock)
1
freeze(shock, alarm, frighten, terrify)
1
frighten someone(expression, shock, alarm, frighten)
1
give a fright(expression, idiom, shock, alarm, frighten)
1
give a turn(verb, expression, idiom, disturb, start)
1
intimidate(verb, annoy, shock, irritate, alarm)
1
paralyze(verb, upset, disturb, shock, confuse)
1
perplex(verb, upset, trouble, bother, disturb)
1
petrify(verb, upset, overcome, shock, confuse)
1
scare the pants off(expression, idiom, shock, alarm, frighten)
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APASmart Define. (2015). shake up thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/shake_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "shake up thesaurus" https://smartdefine.org/shake_up/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, shake up thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/shake_up/thesaurus/synonyms>.
MLASmart Define. "shake up thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/shake_up/thesaurus/synonyms>