| Solution | Length | |
|---|---|---|
| 3 letters | ||
| pcb | 3 | |
| eel | 3 | |
| ddt | 3 | |
| 4 letters | ||
| pcbs | 4 | |
| 5 letters | ||
| venom | 5 | |
| virus | 5 | |
| toxin | 5 | |
| 6 letters | ||
| sepsis | 6 | |
| 7 letters | ||
| vicious | 7 | |
| ruinous | 7 | |
| noxious | 7 | |
| 8 letters | ||
| venomous | 8 | |
| systemic | 8 | |
| virulent | 8 | |
| 9 letters | ||
| VERMICIDE | 9 | |
| poisonous | 9 | |
| 10 letters | ||
| TOXICOLOGY | 10 | |
| 11 letters | ||
| agentorange | 11 | |
| PREJUDICIAL | 11 | |
| weed-killer | 11 | |