panicked

(verb) be overcome by a sudden fear. Synonyms: panic. Example: "The students panicked when told that final exams were less than a week away."

(verb) cause sudden fear in or fill with sudden panic. Synonyms: panic. Example: "The mere thought of an isolation cell panicked the prisoners."

(adj) thrown into a state of intense fear or desperation. Synonyms: panicky, panic-stricken, panic-struck, terrified, frightened. Examples: "Became panicky as the snow deepened." "Felt panicked before each exam." "Trying to keep back the panic-stricken crowd." "The terrified horse bolted."