[{"Bold_text": "verb (used with object)", "List Items": ["to eat into or away; destroy by slow consumption or disintegration:Battery acid had eroded the engine. Inflation erodes the value of our money.Synonyms: spoil , ravage , waste , corrode Antonyms: reinforce , strengthen", "to form (a gully, butte, or the like) by erosion ."]}, {"Bold_text": "verb (used without object)", "List Items": ["to become eroded."]}]