| Typicality: | 0.629 |
| Saliency: | 0.713 |
| barbiturate → be → central nervous system depressants | 9 |
| barbiturate → act as → central nervous system depressants | 4 |
| barbiturate → be → nonselective central nervous system depressants | 3 |
| barbiturate → act as → a central nervous system depressant | 3 |
| negative | neutral | positive |
| 0.677 | 0.307 | 0.016 |
| Raw frequency | 19 |
| Normalized frequency | 0.713 |
| Modifier score | 1.000 |
| Perplexity | 11.159 |