| ache |
to have a dull pain that lasts a long time. |
| break |
to make something come apart into pieces. |
| chalk |
a type of soft, white stone. Chalk is made into long thin shapes used for writing or drawing. |
| class |
a group of people, things, or animals that are similar in certain ways; kind. |
| depth |
the distance from top to bottom or from front to back. |
| dim |
having little or no light. |
| fight |
a battle or argument. |
| file1 |
a place for keeping documents or other objects safe and in order. A file can be something that holds papers or a space on a computer. |
| lab |
a short form of laboratory. |
| lifetime |
the length of time something is expected to work well. |
| mix |
to put different things together so that the parts become one. |
| natural |
of or produced by nature. |
| pole |
a long, round post or stick made of metal, wood, or some other material. |
| terror |
very great fear. |
| world |
the earth and everyone in it. |