| Similarity | Rank | |
|---|---|---|
| radioactivity | 0.842 | 42842 |
| tritium | 0.808 | 73668 |
| radioactive | 0.807 | 15026 |
| strontium | 0.805 | 86420 |
| cesium | 0.802 | 91358 |
| isotopes | 0.793 | 45629 |
| thorium | 0.783 | 70297 |
| fluorine | 0.783 | 79157 |
| beryllium | 0.773 | 85366 |
| bismuth | 0.763 | 98107 |
| arsenic | 0.761 | 26971 |
| antimony | 0.760 | 86112 |
| isotope | 0.757 | 45212 |
| mercury | 0.751 | 12016 |
| zirconium | 0.750 | 93190 |
| iodide | 0.746 | 66659 |
| vanadium | 0.746 | 85004 |
| deuterium | 0.739 | 86208 |
| sulfide | 0.736 | 49224 |
| benzene | 0.728 | 46443 |
| plutonium | 0.724 | 35604 |
| argon | 0.723 | 60540 |
| cadmium | 0.722 | 41468 |
| molybdenum | 0.718 | 65010 |
| boron | 0.709 | 57042 |