| Defintion | Word | % Correct |
|---|---|---|
| Hormone that regulates blood sugar | Insulin | 90%
|
| Not capable of dying | Immortal | 88%
|
| Not vulnerable to a disease | Immune | 87%
|
| Front teeth of certain mammals, including humans | Incisor | 81%
|
| To warm eggs for hatching | Incubate | 80%
|
| Poetic version of island | Isle | 79%
|
| Predecessor to modern refrigerators | Icebox | 77%
|
| Inability to sleep | Insomnia | 77%
|
| Monetary earnings | Income | 75%
|
| Short, mischievous demon | Imp | 74%
|
| 1/9th of a typical baseball game | Inning | 71%
|
| Graven image | Idol | 65%
|
| Native to a particular region | Indigenous | 63%
|
| Islamic mosque leader | Imam | 59%
|
| Lacking knowledge | Ignorant | 54%
|
| Lazy; slothful | Idle or Indolent | 44%
|
| Non-reactive (in chemistry) | Inert | 44%
|
| Type of wild mountain goat | Ibex | 36%
|
| Syrup used to induce vomiting | Ipecac | 30%
|
| Small hospital within a larger institution | Infirmary | 24%
|