| biology |
the science that studies the growth and life processes of living things. |
| complicate |
to make more difficult to do or understand. |
| costly |
having a high price or value. |
| director |
a person who guides the affairs of a business or other organization. |
| disappear |
to be no longer seen. |
| divide |
to separate into parts. |
| dozen |
a group of twelve. |
| dungeon |
a dark, damp, underground jail. |
| ensure |
to make certain; cause to be a certainty. |
| forgive |
to excuse or pardon. |
| mast |
a long upright pole that rises from the bottom of a sailboat or ship to support the sails and lines. |
| melt |
to change from a solid to a liquid state through heat or pressure. |
| rude |
showing poor manners; not polite. |
| unfortunate |
having bad luck; unlucky. |
| utter1 |
to give forth with the voice. |