panicky (adj)

He felt panicky whenever he thought about the exams.
The panicky atmosphere in the crowded subway station intensified as rumors of a security threat spread.
The teacher remained calm despite the panicky reactions of students during the surprise fire drill.
Her voice became panicky as she realized she had misplaced her passport just before the international flight.
The panicky response to the minor earthquake revealed the community's lack of preparedness for such events.