1. （感觉等）逐渐消失，消逝
If a sensation or feeling wears off, it disappears slowly until it no longer exists or has any effect.

1. deteriorate through use or stress

e.g. The constant friction wore out the cloth

Synonym: wearwear outwear downwear thin

2. diminish, as by friction

e.g. Erosion wore away the surface

Synonym: wear away