1. restless tossing movements of the body, especially during illness or fever
Usage: medical
2. boastful or arrogant claims or statements
Usage: formal; rare

Examples

• The patient’s jactitations indicated a high fever.
• The doctor noted the child’s jactitations during the night.
• Her constant jactitations made sleep impossible.
• The politician’s jactitations about his achievements annoyed voters.
• His jactitations revealed his insecurity rather than confidence.