IPA: /kəˈreɪd/
KK: /kɔˈreɪd/
To wear away or be worn away by friction or scraping.
The constant movement of the river can corrade the rocks along its banks.
Past: corraded
Past Participle: corraded
Corrade is formed from "cor-" (meaning together) and "radere" (meaning to scrape or shave). The word describes the action of scraping or rubbing together, often used in a context where surfaces are worn down by friction.
Think of 'scraping together' ('cor-') to remember that 'corrade' means to scrape or wear down surfaces.