3
petrified
3
wondering(adjective, astonished)
3
wordless(silent, dazed, dumb, amazed, astonished)
2
agape
2
aphonic(silent, dazed, dumb, amazed, astonished)
2
appalled(adjective, astonished)
2
awed
2
bowled over(verb, expression, adjective, phrasal verb, surprised)
2
dazzled
2
disconcerted
2
dizzy(adjective, confused)
2
gawking(adjective, astonished)
2
incredulous(adjective, overcome, amazed, speechless, overwhelmed)
2
knocked out
2
mum(awkward, silent, dazed, dumb, amazed)
2
unprepared
2
voiceless(awkward, silent, dazed, dumb, amazed)
2
wide-eyed
1
acquired
1
aimed
11 years ago|7.6k views|share |citing 
APASmart Define. (2015). dumbfounded thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/dumbfounded/thesaurus/synonyms
ChicagoSmart Define. 2015. "dumbfounded thesaurus" https://smartdefine.org/dumbfounded/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, dumbfounded thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dumbfounded/thesaurus/synonyms>.
MLASmart Define. "dumbfounded thesaurus" 3 August 2015. Web. 23 September 2026. <https://smartdefine.org/dumbfounded/thesaurus/synonyms>