| Definition | Word | % Correct |
|---|---|---|
| Two-wheeled conveyance | Bicycle | 93%
|
| Speaking two languages | Bilingual | 93%
|
| One attracted to either men or women | Bisexual | 92%
|
| Telescope for two eyes | Binoculars | 89%
|
| Disorder previously known as manic depression | Bipolar | 87%
|
| Two-headed muscle of the upper arm | Biceps | 86%
|
| Number system using only 0 and 1 | Binary | 81%
|
| Occurring every 14 days | Biweekly | 80%
|
| 200th anniversary | Bicentennial | 69%
|
| Glasses with different lenses for near and far | Bifocals | 69%
|
| Two-footed animal | Biped | 67%
|
| To cut in two | Bisect | 65%
|
| Event which combines skiing and shooting | Biathlon | 64%
|
| Supported by both Republicans and Democrats | Bipartisan | 57%
|
| Older aircraft with two sets of wings | Biplane | 53%
|
| One with two wives | Bigamist | 47%
|
| Having two legislative houses | Bicameral | 34%
|
| Type of mollusk | Bivalve | 30%
|
| Tooth between the incisors and molars | Bicuspid | 28%
|
| Like a trade agreement between two parties | Bilateral | 28%
|