1.
blankly; with a puzzled look; dumbfounded; looking bewildered
Describes a facial expression of blank confusion or bewilderment, as when someone doesn't understand what is happening. The person stares with wide, uncomprehending eyes.
A mimetic word (onomatopoeia) that vividly describes the blank, wide-eyed expression of someone who doesn't understand what's going on. Often endearing or humorous rather than negative.