| hadrós |  | thick | hadr-[1] | ἁδρός (hadrós) | Hadrocodium, Hadromys, hadron, Hadropithecus, hadrosaur, hadrosaurid |
| haîma |  | blood | haem-, hem-[2] | αἷμα, αἵματος (haîma, haímatos) | anaemia, anemia, haematemesis, haematopoiesis, haematuria, haemochromatosis, haemophilia, haemophobia, haemoptysis, haemorrhage, haemorrhoid, haemosiderosis, haemostatic, hematocrit, hematogenesis, hematoma, hematophagous, hematophagy, hematopoiesis, hematopoietic, hematuria, hemocoel, hemocyte, hemoglobin, hemoglobinuria, hemophagy, hemophilia, hemophiliac, hemoptysis, hemorrhage, hemorrhagic, hemorrhea, hemorrhoid, hemorrhoidectomy, hemosiderin, hemosiderosis, hemostat, hemotherapy, hyperaemia, hyperemia, hyphaema, hyphema, methemoglobin, methemoglobinemia, microhematuria, microhemorrhage, polycythaemia |
| haireîn |  | choose, take | haere-[3] | αἱρεῖν (haireîn), αἱρεῖσθαι (haireîsthai), αἱρετός (hairetós), αἱρετικός (hairetikós), αἵρεσις (haíresis) | aphaeresis, diaeresis, heresiarch, heresy, heretic, plasmapheresis, synaeresis, syneresis |
| háls |  | salt | hal-[4] | ἅλς, ἁλός (háls, halós), | halide, halieutic, halite, halochromic, halochromism, halogen, halomancy, halophile, halophyte, oxohalide, thermohaline |
| haploûs |  | simple, single | hapl-[5] | ἁπλοῦς (haploûs), ἅπλωσις (háplōsis), ἅπλωμα (háplōma) | haplochromine, haplodiploid, haplodiploidy, haplography, haploid, haplology, haplont, haplontic, haplophase, haplopia, haplosis, haplotype |
| hḗbē |  | youth | heb- [6] | ἥβη (hḗbē), ἡβητικός (hēbētikós), ἔφηβος (éphēbos), ἡβᾶν (hēbân), ἡβάσκω, ἡβητής (hēbētḗs) | ephebeum, ephebia, ephebiatrics, ephebic, ephebiphobia, ephebophilia, ephebos, hebephilia, hebephobia, hebephrenia, hebetic, hebiatrics, hebophile, hebophilia |
| hédos |  | sit | hed-[7] (ΕΔ) | ἕδος, ἕδεος (hédos, hédeos), ἕδρα (hédra), ἕζεσθαι (hézesthai) | cathedra, chair, dodecahedron, dodecahemidodecahedron, endohedric, ephedra, exedra, hemipolyhedron, hexahedron, octahedron, pentahedroid, pentahedron, polyhedron, pyritohedron, rhombohedron, sanhedrin, synedrion, tetrahedroid, trapezohedron, trisoctahedron |
| hēdómenon |  | pleasant, sweet | hed-[8] | ἥδεσθαι, ἡδόμενον, ἡδύς (hēdómenon, hēdús), ἡδύτης, σϝηδύς, ἡδονή (hēdonḗ) | anhedonia, anhedonic, hedonics, hedonism, hedonist, hedonistic, hedonology, hyphedonia |
| hēgeîsthai |  | lead | heg-[9] | ἄγω, ἡγεῖσθαι (hēgeîsthai), ἡγούμενος (hēgoúmenos), ἡγεμών (hēgemṓn), ἡγεμονία, ἡγεμονικός | diegesis, diegetic, eisegesis, exegesis, exegete, exegetic, hegemon, hegemonic, hegemony, hegumen, hypodiegetic, metadiegetic, protohegumen |
| hḗlios |  | sun | heli-[10] | ἥλιος (hḗlios) | aphelion, heliocentric, heliocentrism, heliodor, heliograph, heliolatry, heliomania, heliometer, heliopause, Heliophila, heliophobia, heliophyte, Helios, helioscope, heliosphere, heliostat, heliotherapy, heliotrope, heliotropic, heliotropism, helium, parhelion, perihelion |
| helíssein |  | something twisted or spiral | helic-[11] | ϝελίσσω, ἑλίσσειν (helíssein), ἕλιξ, ἕλικος (hélix, hélikos), ἕλιξις, ἕλιγμα (hélixis, héligma), (helikoeidḗs) | anthelix, antihelix, helicine, helicograph, helicoid, helicopter, helicospore, helix |
| Hellás |  | Greece, Hellas | Hell-[12] | Ἑλλάς, ἑλλάδος (Hellás, helládos) | Helladic, Hellenic, Hellenism, Hellenistic |
| hélmins |  | worm | helminth-[13] | ἕλμινς, ἕλμινθος (hélmins, hélminthos) | anthelmintic, antihelminthic, helminth, helminthic, helminthoid |
| |  | enslaved | helot-[14] | Εἵλως, Εἵλωτος, Εἱλώτης | Helot, helotism, helotry |
| hēméra |  | day | hemer-[15] | ἡμέρα (hēméra) | Decameron, ephemeral, ephemeris, ephemeron, ephemerous, hemeralopia |
| hḗmeros |  | tame | hemer-[16] | ἥμερος (hḗmeros), ἡμερότης (hēmerótēs) | hemeroby, hemerochora, hemerophile |
| hḗmisus |  | half | hemi- | ἥμισυς (hḗmisus) | anhemitonic, hemiballismus, hemicryptophyte, hemicube, hemicycle, hemidesmosome, hemimelia, hemimetabolic, hemimetabolism, hemimetaboly, hemiparesis, hemiplegia, hemipolyhedron, hemisphere, hemitonic |
| hén |  | one | hen- | ἕν (hén), ἑνάς, ἑνάδος (henás, henádos), ἕνωσις (hénōsis) | enosis, enotikon, henad, hendiadys, henotheism, hyphen |
| héndeka |  | eleven | hendec-[17] | ἕνδεκα (héndeka) | hendecagon, hendecagram, hendecagrammic, hendecane, hendecasyllabic, hendecasyllable hendecahedron |
| hêpar |  | liver | hepat-[18] | ἧπαρ, ἥπατος (hêpar, hḗpatos), ἡπατικός (hēpatikós) | heparin, hepatic, hepatitis, hepatocyte, hepatology, hepatomancy, hepatoscopy, hepatotoxic, hepatotoxin, hepatotropic |
| heptá |  | seven | hept-[19] | ἑπτά (heptá) | heptachord, heptagon, heptagram, heptagraph, heptahedron, heptamer, heptameric, heptameter, Heptateuch, heptathlete, heptathlon, heptatonic, heptode |
| haireîn | | choose, take | heres-, heret-[3] | αἱρεῖν (haireîn) “to take, choose” | heresy, heretic, heretical |
| Hermês |  | Hermes | herm-[20] | Ἑρμῆς (Hermês), ἑρμηνεύς (hermēneús), ἑρμηνεύω (hermēneúō), ἑρμηνευτικός (hermēneutikós), ἑρμήνευσις, ἑρμήνευμα | herm, hermaphrodite, hermeneutic, hermeneutics, hermetic |
| hḗrōs |  | hero | hero-[21] | ἥρως, ἥρωος (hḗrōs, hḗrōos), ἡρωίνη (hērōínē), ἡρωϊκός (hērōïkós), ἡρωϊσμός (hērōïsmós) | antihero, hero, heroic, heroine, heroism |
| hérpein |  | creep | herp-[22] | ἕρπειν (hérpein), ἕρπης, ἕρπητος (hérpēs, hérpētos) | herpes, herpetology |
| héteros |  | different, other | heter-[23] | ἕτερος (héteros) | heterochromatin, heterodox, heterodoxy, heterogeneity, heterogeneous, heterophobia, heterosexuality, heterosexual, heterosis, heterotic |
| heurískein |  | find | heur-[24] | εὑρίσκειν (heurískein), εὕρηκα (heúrēka), εὕρημα (heúrēma) | eureka, heuristic, metaheuristic |
| héx |  | six | hex-[25] | ἕξ (héx), ἑξάς, ἑξάδος (hexás, hexádos) | hexachord, hexad, hexadic, hexagon, hexagram, hexahedron, hexamer, hexamerous, hexameter, hexapod, hexastyle, hexasyllabic, Hexateuch, hexatonic, hexode, tetrahemihexahedron |
| hidrṓs |  | sweat | hidrot-[26] | ἱδρώς, ἱδρῶτος (hidrṓs, hidrōtos), ἱδροῦν (hidroûn), ἵδρωσις (hídrōsis) | anhidrosis, dyshidrosis, dyshidrotic, hematidrosis, hidrocystoma, hidropoiesis, hidroschesis, hidrosis, hidrotic, hyperhidrosis, hypohidrosis |
| hierós |  | holy, sacred | hier-[27] | ἱερός (hierós) | hierarch, hierarchy, hieratic, hierocracy, hierodeacon, hieroglyph, hieroglyphic, hierogram, hierolatry, hieromonk, hierurgy |
| híppos |  | horse | hipp-[28] | ἵππος (híppos) | ephippium, hippeis, hippocampus, hippodrome, hippology, Hippolyte, hippomancy, hippophagy, hippophile, hippophobia, hippopotamus, parahippocampus |
| hodós |  | way | hod-[29] | ὁδός (hodós) | anode, cathode, diode, electrode, episode, ergodic, exodos, exodus, heptode, herpolhode, hodograph, hodology, hodometer, hodonym, hodophobia, hodoscope, hydathode, method, methodic, Methodism, Methodist, methodology, octode, parodos, pentode, period, periodic, synod, tetrode, triode |
| hólos |  | whole | hol-[30] | ὅλος (hólos), ὁλικός (holikós) | catholic, holiatry, holism, holistic, holography, holomorphic, holonomy |
| homós |  | same | hom-[31] | ὁμός (homós) | homiletic, homily, homogeneous, homograph, homologous, homology, homomorphism, homonym, homophobia, homophone, homosexual, homozygous |
| homalós |  | even, flat | homal-[32] | ὁμαλός (homalós) “even”, from ὁμός (homós) “same” | anomalous, anomaly |
| hómoios |  | like, similar | homoe-, home-[33] | ὅμοιος (hómoios), ὁμοῖος, ὁμοιότης | homeomorphism, homeopathy, homeostasis, homeothermy, homoeopathy, homoiotherm, homoiothermic |
| hóros |  | boundary | hor-[34] | ὅρος (hóros), ὁρίζειν (horízein) | aorist, aphorism, aphorismus, aphorize, diorite, horizon, horopter, horotelic |
| hṓra |  | hour | hor-[35] | ὥρα (hṓra) | horologist, horology, horometry, horoscope |
| hormân |  | that which excites | horm-[36] | ὁρμᾶν, ὁρμεῖν (hormân, hormeîn), ὁρμή (hormḗ), ὅρμησις (hórmēsis), ὁρμῶν (hormôn) | horme, hormephobia, hormesis, hormetic, hormic, hormone |
| húalos |  | glass | hyal-[37] | ὕαλος (húalos) | hyaline, hyaloid |
| húbris |  | wantonness | hybr-[38] | ὕβρις (húbris), ὑβρίζω, ὕβριστος, ὑβριστικός (hubrízō, húbristos, hubristikós), ὑβρισμός, ὕβρισμα, ὑβριστής | hubris, hubristic, hybris, hybristic |
| húdnon |  | truffle | hydn-[39] | ὕδνον (húdnon) | hydnoid, Hydnum |
| húdōr |  | water | hydr-[40] | ὕδωρ, ὕδατος (húdōr, húdatos), ὕδρα (húdra) | clepsydra, dehydrate, hydathode, hydatid, hydatidosis, hydra, hydrant, hydrate, hydraulic, hydraulics, hydrochloric, hydrodynamics, hydroelectric, hydrogen, hydrologist, hydrology, hydrolysis, hydromancy, hydrophile, hydrophilic, hydrophily, hydrophobia, hydrophobic, hydroponic, hydrosphere, hydrostat, hydrostatic, hydrothermic, hydrous, hydrozoa, polyhydric |
| hugiḗs |  | healthy | hygie-[41] | ὑγιής (hugiḗs), ὑγίεια (hugíeia), ὑγιεινός (hugieinós), ὑγιάζειν | Hygieia, hygiene, hygienic, hygienics, hygienist |
| hugrós |  | wet | hygr-[42] | ὑγρός (hugrós) | hygric, hygroma, hygrometer |
| humḗn |  | skin or membrane | hymen-[43] | ὑμήν, ὑμένος (humḗn, huménos) | hymen, hymenium, hymenomycete, hymenophore, hymenoplasty, Hymenoptera, hymenorrhaphy, hymenotomy |
| huoeidḗs |  | U-shaped | hyo- | ὑοειδής (huoeidḗs) | hyoid, hyostyly |
| hupó |  | under , below | hyp-, hypo-[44] | ὑπό (hupó) | hyphen, hypoallergenic, hypodermic, hypogene, hypothermia, hypotonic, hypoxemia, hypoxia |
| hupér |  | above, over | hyper-[45] | ὑπέρ (hupér) | hyper, hyperbaric, hyperbola, hyperbole, Hyperion, hyperlink, hyperoxia, hyperpyrexia, hyperthermia, hypertonic |
| huphaínein |  | weave | hyph-[46] | ὑφαίνειν (huphaínein), ὕφασμα, ὑφή (huphḗ) “web” | hypha, hyphomycete, hyphopodium |
| húpnos |  | sleep | hypn-[47] | ὕπνος (húpnos) | hypnagogia, hypnagogic, hypnolepsy, hypnophobia, hypnopompia, hypnopompic, hypnosis, hypnotherapy, hypnotic, hypnotist, hypnotize |
| húpsos |  | height | hyps- | ὕψι, ὕψιστος, ὕψος (húpsos), ὑψοῦ, ὑψόθεν | hypsography, hypsometer, hypsophobia |
| hûs |  | hog | hys-[48] | ὗς (hûs), ὕαινα (húaina) | hyena, hyenoid |
| hustéra |  | womb | hyster-[49] | ὑστέρα (hustéra) | hysteralgia, hysteratresia, hysterectomy, hysteria, hysteric, hysterosalpingography |
| hustereîn |  | later | hyster-[50] | ὑστερεῖν (hustereîn), ὕστερος (hústeros), ὑστέρησις (hustérēsis), ὑστέρημα (hustérēma) | hysteresis, hysteretic, hysteron proteron |
