1. the quality of being shy, modest, or reluctant to give details about something
2. a pretended or affected shyness, especially in order to be more attractive or interesting

Examples

• Her coyness about her achievements made it difficult to learn about her success.
• The actress displayed a charming coyness when asked about her personal life.
• His coyness regarding the surprise party was obvious to everyone.
• She answered with typical coyness, neither confirming nor denying the rumors.
• The politician’s coyness about his future plans frustrated reporters.
• There was something calculated about her coyness that seemed insincere.