| 100% | KILL | 4 | ___ two birds with one stone |
| 94% | KILL | 4 | "___ two birds with one stone" (achieve more at once) |
| 77% | TWO | 3 | Kill ___ birds with one stone |
| 77% | TWO | 3 | "Kill ___ birds with one stone" |
| 73% | ONE | 3 | Kill two birds with ___ stone |
| 73% | ONE | 3 | "Kill two birds with ___ stone" |
| 54% | ONESTONE | 8 | You can kill two birds with it |
| 53% | EMU | 3 | Bird with two sets of eyelids |
| 53% | TERN | 4 | Bird with a two-pointed tail |
| 52% | TOUCAN | 6 | Tropical bird with one of world's longest beaks |
| 51% | ONESTONE | 8 | You might be said to kill two birds with it |
| 51% | HUMMINGBIRD | 11 | Ruby-throated ___, bird with one of the shortest life spans |
| 51% | TEA | 3 | Drink with one lump or two |
| 51% | CAMEL | 5 | Beast with one or two humps |
| 51% | CAMEL | 5 | Animal with one hump or two |
| 51% | CAMEL | 5 | Animal with one or two humps |
| 50% | EMMA | 4 | Stone with two Oscars |
| 50% | CAMELS | 6 | Desert animals with one or two humps |
| 50% | BINGE | 5 | Not stop with one or two, say |
| 50% | RHINO | 5 | African beast with one or two horns |
| 50% | WOMAN | 5 | One with two X's |
| 50% | KLUTZ | 5 | One with two left feet |
| 50% | OAF | 3 | One with two left feet |
| 49% | DHOW | 4 | Arab sailing vessel with one or two masts |
| 49% | RAVEN | 5 | Literary bird with a one-word vocabulary, apparently |
| 48% | EMUS | 4 | Birds with wings about one-tenth the length of their bodies |
| 48% | THEIR | 5 | Possessive sometimes confused with one of its two homophones |
| 48% | GODOT | 5 | One with two men waiting for him |
| 48% | NCO | 3 | One with two or three stripes: Abbr. |
| 48% | JESUS | 5 | One with more than two billion followers |