ちぢchijiれるreru
1.

To take on a crinkled or wrinkled appearance, often resulting in a smaller or tighter form, typically due to physical or environmental changes.

2.

To undergo a transformation that creates a series of small waves or curls, particularly in hair or other fibrous materials, resulting in a textured, less smooth surface.

3.

To become shrunken and distorted in shape, often due to factors like heat or drying, which can affect various organic or synthetic materials.

Example:

パーマをかけたので、髪の毛が縮れています。