1. to fill with terror or anxiety; to frighten greatly
Usage: British spelling; third person singular present tense
2. to coerce or control through the use of fear
Usage: British spelling; third person singular present tense

Examples

• The bully terrorises younger students in the hallway.
• The horror film terrorises audiences with its frightening scenes.
• The dictator terrorises his own people through violence.
• She terrorises her siblings with scary stories at night.
• The gang terrorises the neighborhood with threats.
• The storm terrorises coastal residents every hurricane season.