fright

Short definition from Wiktionary

Noun

1. 1
   A state of terror excited by the sudden appearance of danger; sudden and violent fear, usually of short duration; a sudden alarm.
2. 2
   Someone strange, ugly or shocking, producing a feeling of alarm or aversion.

Verb

1. 1
   To frighten.

Adjective

1. 1
   frightened; afraid; affright