Startled

Adjective

 * 1) Extremely shocked.

Verb
startled

Thesaurus
affrighted, alarmed, alerted, aroused, bowled down, consternated, daunted, dismayed, disquieted, electrified, frightened, in a fright, in a funk, jarred, jolted, shaken, shocked, shook, staggered, taken aback