| A | B |
| algebra | a branch of mathematics |
| boomerang | a flat, curved piece of wood that can be thrown and returned back |
| brigade | a large military unit |
| cavalry | a military unit formerly on horseback now on motorized vehicles |
| confetti | small pieces of colored paper used at celebrations |
| croissant | a flaky roll shaped like a crescent |
| czar | formerly, an emperor of Russia |
| debris | the remains of something that has been broken or destroyed |
| debut | first public appearance |
| etiquette | the behavior and manners considered acceptable in social situations |