| highly | 9 | degree |
| as with any drug | 5 | other |
| unfortunately | 4 | manner |
| ketamine → be → addictive | 27 |
| ketamine → be → addictive drug | 3 |
| ketamine → have → addictive properties | 3 |
| negative | neutral | positive |
| 0.748 | 0.215 | 0.037 |
| Raw frequency | 33 |
| Normalized frequency | 0.694 |
| Modifier score | 0.500 |
| Perplexity | 50.460 |