Overcome with amazement.

synonyms: boggle, bowl over.

Roget 870: wonder, marvel, admire; be surprised etc. adj.; start; stare; open one's eyes, rub one's eyes, turn up one's eyes; gloar^†; gape, open one's mouth, hold one's breath; look aghast, stand aghast, stand agog; look blank etc. (disappointment) 509; tombe des nues [Fr.]; not believe one's eyes, not believe one's ears, not believe one's senses.    not be able to account for etc. (unintelligible) 519; not know whether one stands on one's head or one's not know whether one stands on one's head or one's heels.    surprise, astonish, amaze, astound; dumfound, dumfounder; startle, dazzle; daze; strike, strike with wonder, strike with awe; electrify; stun, stupefy, petrify, confound, bewilder, flabbergast, stagger, throw on one's beam ends, fascinate, turn the head, take away one's breath, strike dumb; make one's hair stand on end, make one's tongue cleave to the roof of one's make one's tongue cleave to the roof of one's mouth; make one stare.    take by surprise etc. (be unexpected) 508.    be wonderful etc. adj.; beggar description, beggar the imagination, baffle description; stagger belief.    ... show more

Dutch: van zijn stuk, epateren