erode
1. [ verb ] become ground down or deteriorate
Synonyms: gnaw_at gnaw wear_away eat_at
Examples:

"Her confidence eroded"

Related terms: decay erosion
2. [ verb ] remove soil or rock, as of wind or water
Synonyms: fret eat_away
Examples:

"Rain eroded the terraces"

Related terms: damage wash erosion
Similar spelling:   Erato
  ERT