trợn mắt 
to open one’s eye, have one’s eyes open [ trợn ] : to glower, open wide (eyes)
[ mắt ] : eye
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
trợn mắt lên to become wide-eyed trợn mắt to open one’s eye, have one’s eyes open trợn mắt lên to become wide-eyed