1. to make or become more feminine in appearance, character, or qualities
Usage: British spelling; American spelling is ‘feminize’
2. to cause a male to develop female characteristics, especially through hormonal treatment
Usage: medical; British spelling

Examples

• The fashion industry has worked to feminise men’s clothing styles.
• She decided to feminise her appearance with softer makeup and clothing.
• The hormone therapy will gradually feminise his physical features.
• Some critics argue that modern culture tends to feminise traditional masculine roles.
• The designer chose to feminise the harsh industrial space with flowing fabrics.
• Medical treatment can feminise certain physical characteristics over time.