| backyard |
an open area behind a house that belongs to the owner of the house. |
| courage |
the ability to face fear or danger. |
| dangerous |
likely to cause harm; not safe. |
| harm |
hurt or injury. |
| instrument |
a tool or mechanical device used for special work. |
| lock |
a device used to prevent people from taking something or to keep something closed. |
| nest |
a structure of sticks and other material that birds make to hold their eggs. |
| river |
a large natural stream of water that flows toward a lake, ocean, or other larger body of water. |
| rug |
a piece of thick material used to cover part of a floor. |
| safety |
the condition of being safe from danger. |
| stock |
things that you keep that are ready for use or for sale at any time; supply. |
| streak |
a long, narrow line or mark. |
| threaten |
to say that you will harm or punish some person or group if something that you demand is not done. |
| train |
a group of railroad cars connected together that carry people or things from one place to another. |
| wing |
a part of the body of some animals that they use for flying. Insects and birds have wings. |