しなshinaびるbiru
1.

To lose moisture and become shriveled or shrunk, often resulting in a wrinkled appearance, as seen in fruits or vegetables that have not been stored properly.

2.

To undergo a loss of vitality or freshness, manifesting as a decline in youthfulness or vibrancy, akin to flowers or plants that have aged or deteriorated over time.

3.

To experience a gradual weakening or decline, which can affect both physical attributes, such as skin or plant life, and metaphorical attributes, such as emotions or enthusiasm.