SimilarityRank
antiquark 0.858 48491
gluon 0.854 39900
lepton 0.849 71393
hadron 0.809 70782
antiproton 0.786 64161
proton 0.779 10179
antiparticle 0.772 35120
meson 0.763 36201
neutrino 0.761 17288
deuteron 0.750 41033
molecule 0.744 3438
atom 0.734 4440
muon 0.732 23126
massless 0.731 80545
antielectron 0.728 73471
photon 0.722 13925
particle 0.722 3323
fermi 0.718 45492
antineutron 0.716 92177
sub-atomic 0.714 49796
isomer 0.712 24797
recombine 0.712 57943
electron-positron 0.707 78343
antimatter 0.707 51933
symmetric 0.699 11339