"astounding" in the verb sense
1. amaze, astonish, astound
affect with wonder
"Your ability to speak six languages amazes me!"
"astounding" in the adjective sense
1. astounding, dumbfounding, dumfounding
bewildering or striking dumb with wonder
2. astonishing, astounding, staggering, stupefying
so surprisingly impressive as to stun or overwhelm
"such an enormous response was astonishing"
"an astounding achievement"
"the amount of money required was staggering"
"suffered a staggering defeat"
"the figure inside the boucle dress was stupefying"
Source: WordNet® (An amazing lexical database of English)
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