| over time | 9 | temporal |
| quickly | 6 | manner |
| from airborne grease | 4 | cause |
| glass → get → dirty | 25 |
| glass → look → dirty | 17 |
| glass → become → dirty | 14 |
| glass → appear → dirty | 3 |
| negative | neutral | positive |
| 0.707 | 0.261 | 0.032 |
| Raw frequency | 59 |
| Normalized frequency | 0.470 |
| Modifier score | 0.450 |
| Perplexity | 266.208 |