A noun meaning being startled, frightened, or in a state of trepidation — fear or panic. The corresponding verb is 'obi-eru' (怯える).
夜中の物音におびえて犬が吠えた。
The dog, frightened by the noise in the night, barked.
彼女はおびえた表情で私を見た。
She looked at me with a frightened expression.
子供が暗い道を歩くのをおびえないように励ました。
I encouraged the child so they wouldn't be afraid to walk down the dark path.