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Astonish has 44 synonyms. The top synonyms for astonish are flabbergast, startle, dazzle, astound, perplex, strike dumb, shock, bowl down and 36 more. Browse the full list below.
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| Random | DefinitionA common synonym for astonish is flabbergast. Other synonyms include startle, dazzle, astound, perplex.
Astonish has 44 synonyms listed on Thesaurasize.
(v): surprise, flabbergast
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