amaze Play transitive verbSurprise (someone) greatly; fill with astonishment. SYNONYMS astonishastoundbenumbbewilderconfounddazedisconcertdismaydumbfoundflabbergastjoltleave aghastleave open-mouthednonplusperplexshakeshake upshattershockstaggerstartlestop someone in their tracksstunstupefysurprisetake abacktake someone's breath away