Thesaurus

dumbfounded

variants: also dumfounded

Synonyms and Antonyms of dumbfounded

1 affected with sudden and great wonder or surprise
  • dumbfounded by the realization that he had just won the grand prize in the multistate lottery
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2 filled with amazement or wonder
  • dumbfounded visitors to the Grand Canyon
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dumbfounded

verb , past tense of dumbfound
variants: also dumfounded

Synonyms and Antonyms of dumbfounded

to make a strong impression on (someone) with something unexpected
  • the surprise ending will dumbfound even the most seasoned mystery reader
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