| Clue | Source | Date |
|---|---|---|
| Fester, develop sores (A LECTURE anagram) (8) | ||
| Become sore after structure of a lecture changed (8) | ||
| Erupt into sores | The Times Concise | 20 Sep 2018 |
| Become sore as value is attached to bad clue | ||
| Fester | ||
| Develop sores | ||
| Cause a corrupting influence |