| to aid in the digestive process | 5 | purpose |
| historically | 2 | temporal |
| for centuries | 2 | temporal |
| culture → used → herb | 5 |
| culture → use → herb | 4 |
| negative | neutral | positive |
| 0.048 | 0.736 | 0.216 |
| Raw frequency | 9 |
| Normalized frequency | 0.198 |
| Modifier score | 0.775 |
| Perplexity | 116.664 |