strike dumb Synonyms

dumbfound flabbergast shake up consternate unnerve throw surprise stupefy stun startle stagger speechless bowl someone over take aback catch off balance leave open-mouthed leave aghast knock for six take by surprise stop someone in their tracks knock the stuffing out of blow someone's mind shush bowl over knock out shock shake render dazzle daze confuse confound bewilder benumb bedazzle awe astonish astound discompose disconcert dismay perplex overwhelm overawe nonplus jolt humble floor dumfound dumfounding