7
render speechless(expression, idiom, overwhelm, alarm, surprise)
7
take breath away(expression, idiom, shock, confuse, shake)
6
baffle(noun, verb, disturb, shock, confuse)
6
confuse(verb, shock, baffle, confound, disconcert)
6
dismay(verb, disturb, shock, confuse, agitate)
6
disquiet(verb, disturb, agitate, anger, shake)
6
give a turn(verb, expression, idiom, disturb, shock)
6
horrify(verb, disturb, agitate, anger, shake)
6
make speechless(verb, expression, surprise, astonish, stun)
6
overcome(verb, upset, disturb, shock, confuse)
5
stagger(verb, upset, disturb, delight, excite)
5
cause wonder(expression, confuse, alarm, confound, disconcert)
5
disconcert(verb, disturb, confuse, baffle, alarm)
5
bemuse(verb, upset, disturb, obscure, shock)
5
impress(verb, shock, affect, commotion, alarm)
5
intimidate(verb, alarm, impress, amaze, grandstand)
5
perplex(verb, disturb, shock, confuse, overwhelm)
5
puzzle(verb, shock, confuse, shake, baffle)
5
shake up(verb, expression, upset, disturb, shock)
5
strike dumb(expression, idiom, shock, confuse, confound)
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APASmart Define. (2015). flabbergast thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/flabbergast/thesaurus/synonyms
ChicagoSmart Define. 2015. "flabbergast thesaurus" https://smartdefine.org/flabbergast/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, flabbergast thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/flabbergast/thesaurus/synonyms>.
MLASmart Define. "flabbergast thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/flabbergast/thesaurus/synonyms>