| Similarity | Rank | |
|---|---|---|
| neutrons | 0.933 | 44331 |
| electrons | 0.931 | 17880 |
| atoms | 0.929 | 14412 |
| photons | 0.883 | 31946 |
| deuterium | 0.862 | 86208 |
| electron | 0.859 | 16811 |
| quarks | 0.858 | 65913 |
| molecules | 0.855 | 9399 |
| nuclei | 0.854 | 34182 |
| neutrinos | 0.850 | 66418 |
| photon | 0.845 | 33504 |
| subatomic | 0.833 | 64342 |
| neutron | 0.827 | 35660 |
| particles | 0.827 | 7018 |
| ions | 0.824 | 19599 |
| proton | 0.822 | 32838 |
| neutrino | 0.818 | 70890 |
| atom | 0.813 | 16976 |
| molecule | 0.801 | 14352 |
| particle | 0.797 | 12203 |
| antimatter | 0.797 | 64679 |
| positron | 0.782 | 81180 |
| ionized | 0.780 | 59187 |
| hydrogen | 0.780 | 9917 |
| gravitational | 0.774 | 22967 |