| Answer | Crossword Clue |
|---|---|
| ABRADE | Roughen by friction. |
| FRAYS | Wears by friction. |
| ATTRITE | Worn by friction. |
| RUB | Polish by friction. |
| ATTRITE | Worn down by friction. |
| ABRADES | Wears away by friction. |
| ATTRITE | Worn by friction: Obs. |
| ABRADED | Wore down by friction |
| ABRADES | Wears down by friction. |
| ABRADE | Wear away by friction |
| SCOURS | Makes clean by friction. |
| EROSIVE | Wearing away by friction |
| ABRADE | Wear away by friction. |
| WEARER | That which impairs by friction. |
| ATTRITE | Worn down by friction: Rare. |
