erosion
//ɪˈɹoʊ.ʒən//
Noun
erosionSingular
erosionsPlural
1
The gradual wearing away of rock, soil, or land by natural forces such as water, wind, or ice.
Coastal erosion has caused the cliffs to collapse over time.
2
The gradual decline or destruction of something over time.
The erosion of public trust in the government has become a serious concern.