| Similarity | Rank | |
|---|---|---|
| plutonium | 0.736 | 35882 |
| uranium | 0.675 | 18705 |
| thorium | 0.672 | 91969 |
| radioactivity | 0.668 | 39280 |
| isotope | 0.660 | 40195 |
| reactor | 0.656 | 9802 |
| radioactive_material | 0.653 | 55020 |
| radioactive | 0.646 | 38124 |
| radioactive_waste | 0.637 | 60970 |
| neutron | 0.633 | 24797 |
| fission | 0.628 | 73502 |
| Uranium | 0.627 | 74440 |
| nuclear_fuel | 0.623 | 72533 |
| nuclear_reactor | 0.621 | 32626 |
| radionuclide | 0.618 | 60202 |
| nuclear_waste | 0.617 | 58447 |
| nuclear_material | 0.604 | 80305 |
| gamma_ray | 0.600 | 77142 |
| boron | 0.582 | 94693 |
| hydrogen | 0.580 | 10438 |
| warhead | 0.579 | 44960 |
| mercury | 0.579 | 12741 |
| arsenic | 0.566 | 26103 |
| nuclear_power_plant | 0.563 | 21430 |
| radiation_from | 0.562 | 89043 |