skygg

Adjective

 * 1) shy, frightened

Etymology
From the verb.

Adjective

 * 1) shy, timid ((habitually) avoiding (close) contact (with people or other animals, or with a thing, by extension) (out of fear or the like), often of an animal)
 * 2) skittish

Usage notes
is the usual word for when applied to a person. Skygg implies avoidant (fearful) behavior.