| via a chemical process | 2 | manner |
| opium → contain → morphine | 10 |
| opium → make → morphine | 6 |
| opium → be refined into → morphine | 4 |
| opium → be found in → morphine | 3 |
| negative | neutral | positive |
| 0.613 | 0.372 | 0.015 |
| Raw frequency | 23 |
| Normalized frequency | 0.758 |
| Modifier score | 0.800 |
| Perplexity | 351.189 |