| Similarity | Rank | |
|---|---|---|
| gravitation | 0.895 | 59516 |
| gravity | 0.833 | 7687 |
| neutrino | 0.826 | 70890 |
| neutrinos | 0.821 | 66418 |
| spacetime | 0.821 | 42728 |
| redshift | 0.820 | 88264 |
| vortices | 0.819 | 88492 |
| space-time | 0.816 | 42899 |
| ionosphere | 0.815 | 85878 |
| photons | 0.814 | 31946 |
| relativistic | 0.812 | 60156 |
| orbits | 0.809 | 29511 |
| photon | 0.809 | 33504 |
| subatomic | 0.805 | 64342 |
| aether | 0.803 | 94853 |
| neutron | 0.801 | 35660 |
| electromagnetism | 0.793 | 89692 |
| quasars | 0.791 | 93060 |
| galaxies | 0.786 | 19979 |
| electrons | 0.785 | 17880 |
| radiative | 0.784 | 79463 |
| perturbations | 0.782 | 77676 |
| antimatter | 0.780 | 64679 |
| inertial | 0.777 | 52125 |
| cosmological | 0.774 | 50441 |