| Similarity | Rank | |
|---|---|---|
| neutrino | 0.949 | 70890 |
| photons | 0.884 | 31946 |
| neutrons | 0.868 | 44331 |
| quasars | 0.856 | 93060 |
| protons | 0.850 | 41243 |
| antimatter | 0.845 | 64679 |
| neutron | 0.843 | 35660 |
| photon | 0.829 | 33504 |
| electrons | 0.826 | 17880 |
| supernovae | 0.824 | 82066 |
| subatomic | 0.823 | 64342 |
| redshift | 0.823 | 88264 |
| quarks | 0.822 | 65913 |
| gravitational | 0.821 | 22967 |
| boson | 0.820 | 78382 |
| galaxies | 0.815 | 19979 |
| comets | 0.815 | 39333 |
| atoms | 0.811 | 14412 |
| deuterium | 0.807 | 86208 |
| supernova | 0.794 | 46579 |
| electron | 0.784 | 16811 |
| ionosphere | 0.783 | 85878 |
| exoplanets | 0.777 | 89365 |
| asteroids | 0.776 | 33535 |
| orbits | 0.769 | 29511 |