1. to fill with anxiety, dismay, or confusion; to shock or disturb greatly
Usage: formal; often used in passive voice

Examples

• The sudden announcement consternated the entire staff.
• She was consternated by the unexpected turn of events.
• The news of the company’s bankruptcy consternated investors.
• His rude behavior consternated the dinner guests.
• The teacher was consternated by the students’ poor test results.
• The family was consternated when they learned of the accident.