astounding
/əˈstaʊndɪŋ/ adjective C1- That astounds or astound. · astounding success an astounding spectacle
From the library
His first astounding act upon coming amongst us was to present a pair of horses, worth 32,000 francs, to Madame Danglars; his second, the almost miraculous preservation of Madame de Villefort’s life; now it seems that he has carried off the prize awarded by the Jockey Club.
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