"Fear-struck" refers to a state of extreme terror or panic, which can be described using a variety of synonyms that convey its intensity. Some alternative terms for "fear-struck" include petrified, terrorized, horrified, frightened, spooked, and unnerved. Each of these words implies a strong emotional response, and may be used to describe a variety of situations where fear is the dominant emotion. Whether facing danger, encountering the unknown, or experiencing a sudden shock or trauma, individuals who are fear-struck may feel paralyzed, helpless, or overwhelmed by their emotions. By using precise and powerful language to describe this state, writers can evoke vivid imagery and create a strong emotional impact on their readers.