| clue |
something that helps to solve a problem or mystery. |
| courtesy |
good, polite manners. |
| drug |
a substance that causes a change in the body and mind. |
| fever |
a body temperature higher than normal that is usually caused by illness. |
| gain |
to get. |
| housework |
the work of taking care of a household, especially cleaning inside the house. |
| ice |
frozen, solid water. |
| invisible |
not able to be seen. |
| lucky |
resulting from or having good fortune. |
| moist |
a little bit wet. |
| number |
a unit with a fixed value that is used to count or to tell the position of something. You can write a number as a word or a symbol, such as "nine" or "9." |
| punishment |
a way of causing someone to suffer or experience something bad for having done something wrong. |
| target |
a thing that you aim at and want to hit. |
| troop |
(plural) soldiers. |
| vacuum |
a space or container in which there is no air or from which most of the air has been removed. |