| Solution | Length | |
|---|---|---|
| 3 letters | ||
| woe | 3 | |
| oak | 3 | |
| pen | 3 | |
| ivy | 3 | |
| rat | 3 | |
| 4 letters | ||
| dior | 4 | |
| fang | 4 | |
| toxo | 4 | |
| bane | 4 | |
| upas | 4 | |
| ruin | 4 | |
| warp | 4 | |
| thug | 4 | |
| slay | 4 | |
| 5 letters | ||
| toxin | 5 | |
| taint | 5 | |
| sumac | 5 | |
| WANER | 5 | |
| venom | 5 | |
| spike | 5 | |
| toxic | 5 | |
| wrong | 5 | |
| ulcer | 5 | |
| wound | 5 | |
| virus | 5 | |
| purge | 5 | |
| twist | 5 | |
| 6 letters | ||
| malady | 6 | |
| befoul | 6 | |
| ravish | 6 | |
| savage | 6 | |
| slayer | 6 | |
| scathe | 6 | |
| infect | 6 | |
| ravage | 6 | |
| starve | 6 | |
| 7 letters | ||
| violate | 7 | |
| pollute | 7 | |
| ternate | 7 | |
| sarcasm | 7 | |
| torture | 7 | |
| torment | 7 | |
| arsenic | 7 | |
| cyanide | 7 | |
| vitiate | 7 | |
| torpedo | 7 | |
| envenom | 7 | |
| 8 letters | ||
| put-away | 8 | |
| toxicant | 8 | |
| venomous | 8 | |
| vexation | 8 | |
| systemic | 8 | |
| take off | 8 | |
| toxicity | 8 | |
| threaten | 8 | |
| virulent | 8 | |
| 9 letters | ||
| vulgarize | 9 | |
| put down | 9 | |
| strangler | 9 | |
| virulence | 9 | |
| VERMICIDE | 9 | |
| prejudice | 9 | |
| sacrifice | 9 | |
| 10 letters | ||
| TOXICOLOGY | 10 | |
| prostitute | 10 | |
| strychnine | 10 | |
| 11 letters | ||
| trigger man | 11 | |
| WREAK HAVOC | 11 | |
| weed-killer | 11 | |
| 18 letters | ||
| snake in the grass | 18 | |