惊心胆颤 jīng xīn dǎn chàn

DEFINITIONS

  1. frightening
  2. frightened (idiom)

CHARACTERS

惊 jīng frighten, surprise, startle
心 xīn heart; mind, intelligence; soul
胆 dǎn gall bladder; bravery, courage
颤 chàn shiver, tremble; trembling