1. to cause someone to feel anxiety, dismay, or confusion; to shock or alarm greatly
Usage: third person singular present tense of ‘consternate’

Examples

• The sudden news consternates the entire family.
• Her reckless behavior consternates her parents.
• The complexity of the problem consternates even experienced engineers.
• The teacher’s harsh criticism consternates the sensitive student.
• The unexpected turn of events consternates the planning committee.
• His unpredictable mood swings consternate his coworkers.