adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
startled; with a fright; alarmed
Describes the sudden physical or emotional jolt when surprised, scared, or caught off guard. Often used with する or と.
突然名前を呼ばれて、ぎくりとした。
I was startled when someone suddenly called my name.
He seemed taken aback by that question.