磨耗 [－－]

Jyutping mo4 hou3
Pinyin mó hào

Definitions (CC-CEDICT)
  1. wear and tear
  2. wearing out by friction
Definitions (Wiktionary)
  1. verb
    to undergo wear and tear; to be worn and torn; to suffer abrasion
    (syn.) 磨损, 磨損