0
uncommunicative(astonished, thunderstruck)
0
under the influence(expression, idiom)
0
uppers
0
voiceless(astonished, thunderstruck)
0
with bated breath(expression, adjective, idiom, amazed, horrified)
-1
unflappable(astonished, thunderstruck)
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11 years ago|7.6k views|share |citing 
APASmart Define. (2015). flabbergasted thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/flabbergasted/thesaurus/synonyms
ChicagoSmart Define. 2015. "flabbergasted thesaurus" https://smartdefine.org/flabbergasted/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, flabbergasted thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/flabbergasted/thesaurus/synonyms>.
MLASmart Define. "flabbergasted thesaurus" 3 August 2015. Web. 23 September 2026. <https://smartdefine.org/flabbergasted/thesaurus/synonyms>