| for transferring energy | 7 | purpose |
| as a heater in the winter | 7 | manner |
| essentially | 6 | degree |
| heat pump → be → device | 196 |
| heat pump → be → machine | 49 |
| heat pump → be → mechanical device | 10 |
| heat pump → be → apparatus | 4 |
| heat pump → be → mechanism | 4 |
| negative | neutral | positive |
| 0.049 | 0.862 | 0.089 |
| Raw frequency | 263 |
| Normalized frequency | 0.874 |
| Modifier score | 0.900 |
| Perplexity | 116.516 |