Correct

惊觉

/ jīngjué / 
Strokes

Definition

to realize suddenly/to wake up with a start

Example

As a Verb

wake up with a start

1
Cóng
从
èmèng
噩梦
zhōng
中
jīngjué
惊觉

wake up with a start from a terrible nightmare

As a Verb

be surprised to notice/perceive