45 entries under thunderstruck topic. ×

2
dismayed(adjective, beat, confused, amazed, stunned)
1
gob-smacked(adjective, amazed)
1
gobsmacked(adjective, overcome, amazed, astonished, speechless)
1
horrified(adjective, amazed)
0
overcome(adjective, beat, confused, dazed, fuddled)
0
wordless(adjective, astonished)
0
aphonic
0
buttoned up(expression, astonished)
0
clammed up(expression, astonished)
0
close-mouthed
0
cool
0
cool as cucumber(expression, idiom, astonished)
0
dumb(beat, confused, amazed, astonished, astounded)
0
inarticulate
0
mum
0
mute
0
not saying boo(expression, idiom, astonished)
0
reserved
0
silent
0
taciturn
11 years ago|7.6k views|share |citing 
APASmart Define. (2015). flabbergasted thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/flabbergasted/thesaurus/synonyms
ChicagoSmart Define. 2015. "flabbergasted thesaurus" https://smartdefine.org/flabbergasted/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, flabbergasted thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/flabbergasted/thesaurus/synonyms>.
MLASmart Define. "flabbergasted thesaurus" 3 August 2015. Web. 27 September 2026. <https://smartdefine.org/flabbergasted/thesaurus/synonyms>