| synthetically | 5 | manner |
| during the fission process | 5 | temporal |
| mostly | 2 | degree |
| plutonium → be → produced | 23 |
| plutonium → be → created | 11 |
| plutonium → be → made | 7 |
| plutonium → be → manufactured | 5 |
| plutonium → be → formed | 4 |
| negative | neutral | positive |
| 0.236 | 0.724 | 0.040 |
| Raw frequency | 50 |
| Normalized frequency | 1.000 |
| Modifier score | 0.713 |
| Perplexity | 234.347 |