ちぢchijimuちじchijimu
1.

To undergo a reduction in size or volume, often due to the loss of internal tension or material, such as when a balloon deflates or fabric tightens after washing.

2.

To return to a previous size or state after having been expanded or stretched, illustrating a reversible change in dimensions.

3.

To become smaller or more compact as a result of external pressure or stress, which can also imply a sense of humility or timidity in a metaphorical context.

Example:

セーターが洗濯で縮んだ。