Cosmos world, order cosmopolitan, microcosm Crypto hide cryptogam, cryptology Cyclos wheel, circle encyclopedia, cyclone Deca ten decasyllable, decalogue Demos people democracy, epidemic Derma skin epidermis, taxidermist Dis, di twice, doubly dichromatic, digraph Didonai, dosis give dose, apodosis, anecdote Dynamis power dynamite, dynasty Eidos form, thing seen idol, kaleidoscope, anthropoid Ethnos race, nation ethnic, ethnology Eu well euphemism, eulogy Gamos marriage cryptogam, bigamy Ge earth geography, geometry Genos family, race gentle, engender Gramma writing monogram, grammar Grapho write telegraph, lithograph Haima blood hematite, hemorrhage, anemia Heteros other heterodox, heterogeneous Homos same homonym, homeopathy Hydor water hydraulics, hydrophobia, hydrant Isos equal isosceles, isotherm Lithos stone monolith, chrysolite Logos word, study theology, dialogue Metron measure barometer, diameter Micros small microscope, microbe Monos one, alone monoplane, monotone Morphe form metamorphosis, amorphous Neos new, young neolithic, neophyte Neuron nerve neuralgia, neurotic Nomos law, science, astronomy, gastronomy, economy management Onoma name anonymous, patronymic Opsis view, sight synopsis, thanatopsis, optician Orthos right orthopedic, orthodox Osteon bone osteopathy, periosteum Pais, paidos child paideutics, pedagogue, encyclopedia Pas, pan all diapason, panacea, pantheism Pathos suffering allopathy, pathology Petros rock petroleum, saltpeter Phaino show, be visible diaphanous, phenomenon, epiphany, fantastic Philos loving bibliophile, Philadelphia Phobos fear hydrophobia, Anglophobe Phone sound telephone, symphony Phos light phosphorous, photograph Physis nature physiognomy, physiology Plasma form cataplasm, protoplasm Pneuma air, breath pneumatic, pneumonia Polis city policy, metropolitan Polys many polyandry, polychrome,