| much | 5 | degree |
| usually | 5 | degree |
| compared to standard headrests | 3 | other |
| headphone → be → lighter | 33 |
| headphone → feel → lighter | 3 |
| negative | neutral | positive |
| 0.016 | 0.232 | 0.752 |
| Raw frequency | 36 |
| Normalized frequency | 0.428 |
| Modifier score | 0.800 |
| Perplexity | 286.844 |