astonished
Concise Oxford English Dictionary © 2008 Oxford University Press:
astonish/əˈstɒnɪʃ/
▶verb surprise or impress greatly.
– derivatives
astonishing adjective,
astonishingly adverb,
astonishment noun.
astonishing adjective,
astonishingly adverb,
astonishment noun.
– origin C16: from obs. astone ‘stun, stupefy’, from OFr. estoner, based on L. ex- ‘out’ + tonare ‘to thunder’.
'astonished' also found in these Oxford entries:

