| Rating | Solver | Clue |
|---|---|---|
| GRAIN | Particle | |
| ION | Particle | |
| GRANULE | Particle | |
| MESON | Particle | |
| MOTE | Particle | |
| MUON | Elementary particle | |
| ANION | Charged particle | |
| PION | Elementary particle | |
| PROTON | Charged particle | |
| ATOM | Physics particle | |
| ELECTRON | Subatomic particle | |
| NEGATRON | Subatomic particle | |
| NEUTRON | Subatomic particle | |
| BOSON | Subatomic particle | |
| FLAKE | Snow particle | |
| PHOTON | Light particle | |
| IOTA | Tiny particle | |
| SPARK | Glittering particle | |
| ELECTRONRINGACCELERATOR | Particle research installation | |
| ASH | Particle of soot | |
| SMUT | Particle of soot | |
| FILING | Tiny particle of iron | |
| CRUMB | Particle of bread, etc | |
| PEPPERCORN | Anything insignificant; a particle. | |
| ELEMENT | Ella meant to discuss particle | |