大惊

with great alarm

see 大夫[dai4 fu5]

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

to startle / to be frightened / to be scared / alarm

to make a fuss about nothing (idiom)

to turn pale with fright (idiom)