| Similarity | Rank | |
|---|---|---|
| strontium-90 | 0.842 | 87007 |
| beryllium | 0.811 | 52345 |
| caesium | 0.800 | 37760 |
| strontium | 0.794 | 49539 |
| electrolysis | 0.785 | 39963 |
| radio-active | 0.782 | 71832 |
| caesium-137 | 0.779 | 59747 |
| dispersant | 0.779 | 84048 |
| fluorine | 0.779 | 51745 |
| carbon-14 | 0.778 | 58995 |
| trioxide | 0.778 | 83599 |
| ethanoic | 0.774 | 96946 |
| polonium | 0.773 | 36755 |
| chromate | 0.772 | 68503 |
| bromine | 0.771 | 45010 |
| liquify | 0.769 | 50194 |
| outgas | 0.768 | 50821 |
| bentonite | 0.766 | 83140 |
| colloid | 0.765 | 46508 |
| polonium-210 | 0.765 | 71984 |
| hexafluoride | 0.763 | 78594 |
| irradiate | 0.763 | 31099 |
| calorimeter | 0.761 | 56876 |
| naturally-occurring | 0.760 | 73009 |
| fluorocarbon | 0.760 | 92192 |