| Clue | Source | Date |
|---|---|---|
| Able to be rooted out (10) | ||
| Removable (10) | ||
| Electric current on wire carrying unit of energy is removable | ||
| Subject to being wiped out | The Washington Post | 08 Jan 2021 |
| Subject to being wiped out | LA Times Daily | 08 Jan 2021 |
| Able to get rubbed out any time, Italian island detectives are in revolution | ||
| Not permanent |