| annoyance |
someone or something that bothers or irritates. |
| cell |
a tiny unit of plant or animal life, having a nucleus and surrounded by a very thin membrane. |
| chemistry |
the science that studies the form and function of basic elements and their compounds. |
| department |
a separate part of a large organization, such as a government, school, or business. |
| enjoyable |
pleasant; giving joy. |
| expense |
money needed to buy or do something; cost. |
| increase |
an addition in size or amount. |
| interruption |
the act of stopping or breaking off something in progress. |
| lawsuit |
a legal case brought before a court, especially when a person or group has a strong complaint against another. |
| level |
having a flat, even surface. |
| operation |
the act or process of working or running. |
| toil1 |
long or difficult work. |
| topple |
to sway and fall down; tumble. |
| ware |
(usually plural) a thing or things offered for sale. |
| warp |
to bend or twist out of shape. |