| Typicality: | 0.507 |
| Saliency: | 0.510 |
| directly | 5 | manner |
| in the short-term | 5 | temporal |
| to reduce pain levels | 4 | purpose |
| drug → affect → central nervous system | 117 |
| drug → impact → central nervous system | 5 |
| drug → cause → central nervous system | 4 |
| drug → alter → central nervous system | 3 |
| drug → effect → central nervous system | 3 |
| drug → have on → central nervous system | 3 |
| drug → affect → the central nervous system | 3 |
| negative | neutral | positive |
| 0.534 | 0.416 | 0.050 |
| Raw frequency | 138 |
| Normalized frequency | 0.510 |
| Modifier score | 0.890 |
| Perplexity | 11.409 |