| Poison ivy genus | 16 |
| Poison ivy leaflet count | 24 |
| Poison Ivy portrayer | 20 |
| Poison ivy problem | 18 |
| Poison ivy reaction | 19 |
| Poison ivy relative | 19 |
| Poison ivy result | 17 |
| Poison ivy sap, e.g. | 20 |
| Poison ivy souvenir | 19 |
| Poison ivy symptom | 18 |
| Poison ivy woe | 14 |
| Poison ivy's family | 23 |
| Poison ivy, e.g. | 16 |
| Poison ivy, for one | 19 |
| Poison level | 12 |
| Poison literature? | 18 |
| Poison neutralizer | 18 |
| Poison oak | 10 |
| Poison oak's family | 23 |
| Poison or curse | 15 |
| Poison pill contents | 20 |
| Poison plant | 12 |
| Poison remedies | 15 |
| Poison remedy | 13 |
| Poison sci. | 11 |
| Poison sometimes blown from guns | 32 |
| Poison source | 13 |
| Poison source in Christie's "A Pocket Full of Rye" | 64 |
| Poison sumac | 12 |
| Poison tree | 11 |
| Poison undoer | 13 |
| Poison used in a play and film | 30 |
| Poison warning | 14 |
| Poison __ | 9 |
| Poison ___ | 10 |
| Poison ___ (irritating shrub) | 29 |
| Poison ___ (itchy plant) | 24 |
| Poison ___ (swamp shrub) | 24 |
| Poison ___ (toxic plant) | 24 |
| Poison _____ | 12 |
| Poison's "Tongue" | 31 |
| Poison's Michaels | 21 |
| Poison-ivy consequence | 22 |
| Poison-ivy reaction | 19 |
| Poison-ivy soother | 18 |
| Poison-ivy symptom | 18 |
| Poison-ivy symptoms | 19 |
| Poison-pen act | 14 |
| Poison-producing plants | 23 |
| Poison: "___ Thorn" | 29 |
| Poison: Prefix | 14 |
| Poisoned garb that killed Hercules | 34 |
| Poisoned husband in "Mourning Becomes Electra" | 56 |
| Poisoned item in "Snow White and the Seven Dwarfs" | 60 |
| Poisoned saltine? | 17 |
| Poisoned, for example | 21 |
| Poisoned, for instance | 22 |
| Poisoner of Britannicus | 23 |
| Poisoning of the blood | 22 |
| Poisonous | 9 |
| Poisonous acid | 14 |
| Poisonous African snake | 23 |
| Poisonous arachnid | 18 |
| Poisonous Asian plant | 21 |
| Poisonous Asian snake | 21 |
| Poisonous atmosphere | 20 |
| Poisonous atomic number 33 | 26 |
| Poisonous blowfishes | 20 |
| Poisonous brown snake | 21 |
| Poisonous bush | 14 |
| Poisonous chemical element: Comb. form | 38 |
| Poisonous Chilean shrub | 23 |
| Poisonous cobras | 16 |
| Poisonous coilers | 17 |
| Poisonous compound | 18 |
| Poisonous compound: prefix | 26 |
| Poisonous conifers | 18 |
| Poisonous crawlers | 18 |
| Poisonous creatures | 19 |
| Poisonous desert dwellers, for short | 36 |
| Poisonous element | 17 |
| Poisonous element: Prefix | 25 |
| Poisonous emanation | 19 |
| Poisonous emission | 18 |
| Poisonous evergreen | 19 |
| Poisonous evergreen shrub | 25 |
| Poisonous evergreens | 20 |
| Poisonous fish | 14 |
| Poisonous flower | 16 |
| Poisonous flowering shrub | 25 |
| Poisonous fly | 13 |
| Poisonous fungus | 16 |
| Poisonous gas | 13 |
| Poisonous gas that smells like garlic | 37 |
| Poisonous gases | 15 |
| Poisonous herb | 14 |
| Poisonous metallic element | 26 |
| Poisonous mushroom | 18 |
| Poisonous mushroom producer, briefly? | 37 |
| Poisonous mushrooms | 19 |