Synonyms and Antonyms of astonished
- was astonished at seeing a cow wandering down Main Street
amazed, astounded, awestruck (also awestricken), bowled over, dumbfounded (also dumfounded), dumbstruck, flabbergasted, shocked, stunned, stupefied, thunderstruck
blindsided, startled, surprised (also surprized)
aghast, appalled, dismayed, horrified
blasé (also blase), casual, nonchalant, unruffled
- grandparents astonished at how much their grandchildren had grown in the past year
amazed, astounded, awed, awestruck (also awestricken), dumbfounded (also dumfounded), flabbergasted, marveling (or marvelling), openmouthed, wondering