| very | 12 | degree |
| often | 8 | degree |
| as such | 2 | degree |
| catalyst → be → expensive | 42 |
| catalyst → be → costly | 3 |
| catalyst → be → pricey | 3 |
| negative | neutral | positive |
| 0.498 | 0.395 | 0.108 |
| Raw frequency | 48 |
| Normalized frequency | 0.648 |
| Modifier score | 0.707 |
| Perplexity | 66.130 |