| A | B |
| jet | A fast airplane |
| jewel | Sapphire, rubies, diamonds |
| job | the work people do like nurse |
| jog | to run slowly |
| join | become part of a group |
| joke | a funny story |
| jolly | happy like Santa Claus |
| joy | a feeling of happiness |
| judge | a person in a courtroom |
| key | used to open a lock |
| keyhole | the opening in a lock |
| kick | hit a ball with your foot |
| kill | to end the life |
| kilometer | 1000 meters |
| kind | Lettuce is a ___of vegetable. |
| kindergarten | the year before first grade |
| king | he rules a country |
| kiss | touch with the lips |
| kit | set to make things |
| kitchen | room for stove, refrigerator |