| Typicality: | 0.492 |
| Saliency: | 0.544 |
| most commonly | 6 | degree |
| in the short term | 6 | temporal |
| at work | 3 | temporal |
| caffeine → increase → mental alertness | 30 |
| caffeine → improve → mental alertness | 16 |
| caffeine → boost → mental alertness | 7 |
| caffeine → be used to improve → mental alertness | 6 |
| caffeine → enhance → mental alertness | 5 |
| caffeine → restore → mental alertness | 5 |
| caffeine → stimulate → mental alertness | 4 |
| caffeine → heighten → mental alertness | 3 |
| caffeine → help restore → mental alertness | 3 |
| negative | neutral | positive |
| 0.044 | 0.336 | 0.621 |
| Raw frequency | 79 |
| Normalized frequency | 0.544 |
| Modifier score | 0.800 |
| Perplexity | 24.634 |