1. the quality of being devoutly religious or reverent
2. the quality of making a show of being morally superior, often insincerely
Usage: often disapproving

Examples

• Her piousness was evident in her daily prayers and charitable works.
• The monk’s piousness inspired others to deepen their faith.
• His piousness seemed genuine rather than performed for others.
• She was put off by his false piousness and judgmental attitude.
• The community respected her quiet piousness and dedication to service.
• Their piousness extended beyond church attendance to helping the poor.