| just | Importance Index 13.7% |
| join | Importance Index 8.8% |
| jobs | Importance Index 6.1% |
| journal | Importance Index 3.8% |
| jokes | Importance Index 3.8% |
| javascript | Importance Index 3.7% |
| july | Importance Index 3.3% |
| june | Importance Index 3.1% |
| january | Importance Index 3% |
| java | Importance Index 2.9% |
| john | Importance Index 2.7% |
| james | Importance Index 1.7% |
| japan | Importance Index 1.5% |
| japanese | Importance Index 1.5% |
| jump | Importance Index 1.4% |
| jewelry | Importance Index 1.3% |
| jack | Importance Index 1.2% |
| jersey | Importance Index 1.1% |
| jazz | Importance Index 1% |
| journalism | Importance Index 0.9% |