| acoustic |
having to do with sound or hearing. |
| bid |
an offer to buy something at a certain price or to do a job for a certain price. |
| emotion |
a strong feeling such as joy, hatred, sorrow, or fear. When one feels an emotion, there are physical changes such as an increase in pulse, crying, or trembling. |
| engrave |
to cut a design or lettering into. |
| error |
a mistake in thought or action; something that is wrong. |
| hoard |
a collection or supply of something that is hidden or stored in order to have it available in the future. |
| invest |
to put into use for the purpose of making money. |
| loft |
an open space or room just under the roof; attic. |
| private |
allowing only certain people to take part in or to know about. |
| proceed |
to move forward after a stop. |
| propeller |
a device used to make an airplane or ship move forward. A propeller is made of tilted blades that are attached to and spin around a hub. |
| roughly |
approximately; about. |
| semester |
one half of a school or college year. |
| several |
being an amount that is more than "a few" but less than "many." |
| survivor |
someone or something that still exists or is still alive after being in danger. |