| highly | 38 | degree |
| to people | 12 | transitive-object |
| in their vaporous forms | 7 | other |
| gas → be → toxic | 180 |
| gas → become → toxic | 7 |
| gas → produce → toxic effects | 3 |
| gas → have → toxic properties | 3 |
| negative | neutral | positive |
| 0.819 | 0.135 | 0.046 |
| Raw frequency | 193 |
| Normalized frequency | 0.747 |
| Modifier score | 0.671 |
| Perplexity | 175.039 |