20 entries under astonished topic. ×

11
thunderstruck(adjective, silent, dazed, dumb, amazed)
11
speechless(adjective, awkward, silent, perplexed, befuddled)
8
flabbergasted(adjective, thunderstruck, shocked)
3
wordless(silent, dazed, dumb, amazed)
2
dumb(adjective, silent, dazed, thunderstruck)
2
mute(adjective, awkward, silent, dazed, dumb)
2
aphonic(silent, dazed, dumb, amazed)
2
gobsmacked(thunderstruck, flabbergasted)
2
mum(awkward, silent, dazed, dumb, amazed)
2
voiceless(awkward, silent, dazed, dumb, amazed)
1
silent(adjective, awkward, dazed, dumb)
0
buttoned up(expression, silent, dazed, dumb)
0
clammed up(expression, silent, dazed, dumb)
0
close-mouthed(silent, dazed, dumb, thunderstruck)
0
cool(dazed, amazed, thunderstruck, flabbergasted)
0
reserved(silent, dazed, dumb, thunderstruck)
0
taciturn(silent, dazed, dumb, thunderstruck)
0
tight-lipped(silent, dazed, dumb, thunderstruck)
0
uncommunicative(awkward, silent, dazed, dumb)
0
unflappable(dazed, amazed, thunderstruck, flabbergasted)
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APASmart Define. (2015). dumbstruck thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/dumbstruck/thesaurus/synonyms
ChicagoSmart Define. 2015. "dumbstruck thesaurus" https://smartdefine.org/dumbstruck/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, dumbstruck thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/dumbstruck/thesaurus/synonyms>.
MLASmart Define. "dumbstruck thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/dumbstruck/thesaurus/synonyms>