| very | 9 | degree |
| with thin bark | 4 | other |
| in hot weather | 3 | location |
| root → be → tough | 36 |
| root → become → tough | 22 |
| root → get → tough | 4 |
| negative | neutral | positive |
| 0.254 | 0.583 | 0.163 |
| Raw frequency | 62 |
| Normalized frequency | 0.542 |
| Modifier score | 0.900 |
| Perplexity | 321.223 |