| A | B |
| conjecture | Guess. |
| dejection | Sadness, depression. |
| injection | The forcing or driving of a fluid into something or someone. |
| interjection | An exclamation. |
| jet | That which spouts forth from a narrow opening. |
| jetsam | Cargo or equipment thrown overboard. |
| jettison | To throw overboard; to discard or abandon something that hampers. |
| jetty | A pier or other structure built out into a body of water. |
| object | Any material thing; to hold an opposing view. |
| projectile | A fired or thrown object lacking any capacity for self-propulsion. |
| subject | Being under the power of another. |
| trajectory | The path made by an object moving in space. |
| turbulent | causing violence or great disturbance; marked by agitation and great movement |
| innocuous | harmless, innocent |
| literal | exactly as it was spoken |
| desist | to stop, cease |
| acute | sharp, pointed; mentally keen |
| garrulous | chattering, talkative, wordy |
| fledgling | a young bird with newly developed feathers; also, an immature and inexperienced person |
| rejection | refusal; disapproval |