Word Study
dumbfounded
THESAURUS
dumbfounded
agape, aghast, agog, all agog, amazed, anaudic, aphasic, aphonic, astonished, astounded, at gaze, awed, awestruck, baffled, beguiled, bemused, bewildered, bewitched, breathless, captivated, confounded, confused, dazed, dazzled, disconcerted, dismayed, dumb, dumbstricken, dumbstruck, enchanted, enraptured, enravished, enthralled, entranced, fascinated, flabbergasted, floored, gaping, gauping, gazing, hypnotized, in awe, in awe of, inarticulate, knocked out, lost in wonder, marveling, mesmerized, mum, mute, nonplussed, open-eyed, openmouthed, overwhelmed, perplexed, popeyed, puzzled, rapt in wonder, shocked, speechless, spellbound, staggered, staring, startled, stricken dumb, stunned, stupefied, surprised, taken aback, thunderstruck, tongue-tied, tongueless, under a charm, voiceless, wide-eyed, wonder-struck, wondering, wordlessFor further exploring for "dumbfounded" in Webster Dictionary Online