| A | B |
| aquatic | growing or living in or on water |
| assert | to say firmly; to declare |
| avert | to turn away; to keep from happening |
| bleak | without much hope;cold and dreary |
| blithe | cheerful; carefree; not taking proper care of |
| docile | well behaved; easy to handle |
| dwindle | to keep on becoming less; to grow smaller in number or amount |
| lethal | causing, or capable of causing death |
| monitor | to watch closely and frequently; a video screen |
| mutilate | to hurt or damage by cutting into; cutting off, or cutting out |
| nimble | able to move quickly and easily; showing quickness of thinking |
| plight | a difficult or dangerous condition or situation |
| ponderous | heavy and slow moving |
| verge | an edge, border, or brink |
| vigilant | watchful; ready for danger |