| Similarity | Rank | |
|---|---|---|
| neutrons | 0.903 | 44331 |
| neutrino | 0.885 | 70890 |
| deuterium | 0.862 | 86208 |
| antimatter | 0.856 | 64679 |
| neutrinos | 0.843 | 66418 |
| photon | 0.840 | 33504 |
| electron | 0.840 | 16811 |
| supernovae | 0.833 | 82066 |
| supernova | 0.831 | 46579 |
| protons | 0.827 | 41243 |
| quasars | 0.823 | 93060 |
| fission | 0.815 | 39321 |
| photons | 0.809 | 31946 |
| particle | 0.804 | 12203 |
| gravitational | 0.801 | 22967 |
| superconducting | 0.798 | 84490 |
| isotope | 0.795 | 45212 |
| atoms | 0.794 | 14412 |
| electrons | 0.790 | 17880 |
| isotopes | 0.790 | 45629 |
| atomic | 0.790 | 12781 |
| helium | 0.789 | 31291 |
| thermonuclear | 0.786 | 76089 |
| positron | 0.786 | 81180 |
| ionization | 0.777 | 60226 |