daze

verb

(especially of an emotional or physical shock) make (someone) unable to think or react properly.

noun

A state of stunned confusion or bewilderment.

SYNONYMS

amazeastonishastoundbewilderblow awaybowl overconfounddevastatedisconcertdismaydumbfoundflabbergastfloorhit like a ton of bricksknock for sixknock outknock senselessknock sidewaysknock the stuffing out ofknock unconsciouslay outnonplusovercomeoverpoweroverwhelmshake upshockstaggerstartlestunstupefytake abacktake someone's breath away