| relatively cheaply | 6 | degree |
| from a solid or hollow core | 6 | other |
| from the evolution of vortices | 6 | other |
| ball → be → formed | 66 |
| ball → be → created | 38 |
| ball → be → produced | 29 |
| ball → be → generated | 3 |
| negative | neutral | positive |
| 0.098 | 0.763 | 0.138 |
| Raw frequency | 136 |
| Normalized frequency | 0.552 |
| Modifier score | 0.853 |
| Perplexity | 274.834 |