| Idiom | % Correct |
|---|---|
| {Light} as a Feather | 95%
|
| {Mad} as a Hatter | 95%
|
| {White} as Snow | 94%
|
| {Flat} as a Pancake | 90%
|
| {Smooth} as a Baby's Bottom | 90%
|
| {Busy} as a Bee | 78%
|
| {Snug} as a Bug in a Rug | 75%
|
| {Cool} as a Cucumber | 71%
|
| {Stubborn} as a Mule | 59%
|
| {Clean} as a Whistle | 50%
|
| {Proud} as a Peacock | 47%
|
| {Crazy} as a Loon | 46%
|
| {Free} as a Bird | 46%
|
| {Happy} as a Clam | 45%
|
| {Dumb} as a Post | 39%
|
| {Nutty} as a Fruitcake | 39%
|
| {Pleased} as Punch | 32%
|
| {Fresh} as a Daisy | 30%
|
| {Naked} as a Jaybird | 21%
|
| {Poor} as a Church Mouse | 20%
|