| A | B |
| ballast | n. Heavy material used to make a ship steady or control the rising and falling of a vessel like a balloon. |
| buoyant; buoyancy | adj. 1. Able to float. 2. Cheerful and carefree. n. The ability to float. |
| clamber | v. To climb awkwardly. |
| detach; detached | v. to separate from. adj. 1. Not connected. 2. Lacking concern; not taking sides. |
| eerie | adj. Causing uneasiness; strange or mysterious. |
| fathom | n. A length of six feet, used in measuring the depth of water. v. To figure out; to understand. |
| pique | v. To arouse or excite. n. A feeling of resentment caused by being ignored, insulted, etc. |
| probe | v. 1. To poke or prod. 2. To examine closely. n. 1. A long, slender instrument used to examine a wound or part of the body. 2. A thorough investigation. |
| realize | v. 1. To be aware of. 2. To bring into being; to make happen. |
| rupture | v. To split or break. n. 1. A breaking or tearing apart by force. 2. The breaking of a friendly relationship. |
| sphere; spherical | n. 1. An object with all points on its surface equally distant from its center; a ball or globe. 2. An area of power, influence, or activity. adj. Of or relating to the shape of a ball. |
| submerge | v. 1. To go underwater. 2. To put underwater or cover with water. |
| tedious; tedium | adj. Seeming to go on for a long time; boring. n. Boredom. |
| ultimate | adj. 1. Final. 2. The greatest possible; maximum n. Something that is the greatest; the maximum. |
| unscathed | adj. Completely unharmed. |