astonished

1 affected with sudden and great wonder or surprise was astonished at seeing a cow wandering down Main Street Synonyms amazed, thunderstruck, astounded, awestruck (also awestricken), bowled over, dumbfounded (also dumfounded), dumbstruck, flabbergasted, shocked, stunned, stupefiedRelated Words blindsided, startled, surprised (also surprized); aghast, appalled, dismayed, horrified; bewildered, confused, dazed, overwhelmed; agape, awed, awesome, openmouthed, wide-eyed, widemouthedNear Antonyms blasé (also blase), casual, nonchalant, unruffled

2 filled with amazement or wonder grandparents astonished at how much their grandchildren had grown in the past year Synonyms amazed, openmouthed, astounded, awed, awestruck (also awestricken), dumbfounded (also dumfounded), flabbergasted, marveling (or marvelling), wonderingRelated Words startled, surprised (also surprized); bemused, bewildered, puzzled; overwhelmed, staggered, stunned, stupefiedNear Antonyms unimpressed; disinterested, incurious, indifferent, unconcerned, uninterested; dispassionate, emotionless, impassive, unemotional; bored, jaded