Such a word might be 'shied'.
Here are answers from WikiAnswers contributors: * jump * shied
to move so fast or to move like swish.
The word that means to draw back suddenly is "recoil."
A word that means to depart suddenly is "plump" or "plumped"
"phobia" means fear; as a suffix it implies fear of the root word, so "bacteriophobia" means "fear of bacteria"
Porphyrophobia is the fear of the color purple
Retreat. Withdraw.
jerk
unsudden
Fear is the root word.
Oppression
Cheddarophobia