Question: what is a antonym dumbfounded?
Answer: Antonyms of DUMBFOUNDED unsurprised, aware, blase, expectant, impassive, unconcerned, casual, unruffled, jaded, incurious, unemotional, emotionless, bored, not surprised, unimpressed, uninterested, nonchalant, disinterested, indifferent, dispassionate.