wide-eyed
adjective
[ ˌwʌɪdˈʌɪd ]
• having one's eyes wide open as a result of surprise, fear, etc.
Similar:
staring in amazement,
goggle-eyed,
agape,
open-mouthed,
tongue-tied,
at a loss for words,
speechless,
dumbfounded,
dumbstruck,
surprised,
amazed,
astonished,
astounded,
stunned,
staggered,
thunderstruck,
aghast,
stupefied,
dazed,
taken aback,
shocked,
shell-shocked,
in shock,
nonplussed,
flabbergasted,
bowled over,
gobsmacked,