Root or Prefix (Từ gốc hoặc tiền tố từ) | Meaning - Nghĩa | Examples - Các thí dụ |
| de | from, down, away | detach, deploy, derange, deodorize, devoid, deflate, degenerate, deice, descend, derail, depress, depart, decompose, destruction |
| dei, div | God, god | divinity, divine, deity, divination, deify, deism |
| demo | people | democracy, demagogue, epidemic, demographic, endemic |
| dia | through, across, between | diameter, diagonal, dialogue, dialect, dialectic, diagnosis, diachronic, diagram, diaphragm, dialysis, diarrhea |
| dict | speak | predict, verdict, malediction, dictionary, dictate, dictum, diction, indict, contradict |
| dis, dys, dif | away, not, negative | dismiss, differ, disallow, disperse, dissuade, disconnect, dysfunction, disproportion, disrespect, distemper, distaste, disarray, dyslexia |
| duc, duct | to lead, pull | produce, abduct, product, transducer, viaduct, aqueduct, induct, deduct, reduce, induce |
| dyn, dyna | power | dynamic, dynamometer, heterodyne, dynamite, dynamo, dynasty |
| ecto | outside, external | ectomorph, ectoderm, ectoplasm, ectopic, ectothermal |
| endo | inside, within | endotoxin, endoscope, endogenous |
| equi | equal | equidistant, equilateral, equilibrium, equinox, equitable, equation, equator |
| e, ex | out, away, from | emit, expulsion, exhale, exit, express, exclusive, enervate, exceed, explosion, eject, exude |
| eu | good, pleasant | euphoria, euphemism, eustress, euphonic, eukaryote |
| exter, extra | outside of | external, extrinsic, exterior, extraordinary, extrabiblical, extracurricular, extrapolate, extraneous, exterminator, extract, extradite, extraterrestrial, extrasensory, extravagant, extreme |
| flu, flux | flow | effluence, influence, effluvium, fluctuate, confluence, reflux, influx |
| flect, flex | to bend | flexible, reflection, deflect, circumflex, inflection, reflex |
| graph, gram | to write | polygraph, grammar, biography, graphite, telegram, autograph, lithograph, historiography, graphic, electrocardiogram, monogram |
| hetero | other | heterodox, heterogeneous, heterosexual, heterodyne |
| homo | same | homogenized, homosexual, homonym, homophone |
| hyper | over, above | hyperactive, hypertensive, hyperbolic, hypersensitive, hyperventilate, hyperkinetic, hyperlink, hypertext, hypersonic, hypertrophy |
| hypo | below, less than | hypotension, hypodermic, hypoglycemia, hypoallergenic, hypothermia, hypothesis |
| in, im | not | inviolate, innocuous, intractable, innocent, impregnable, impossible, incapable, incoherent, impassible, impotent |
| infra | beneath | infrared, infrastructure, infrasonic |
| inter, intro | between | international, intercept, intermission, interoffice, internal, intermittent, introvert, introduce |
| intra | within, into | intranet, intracranial, intravenous, intramural, intramuscular, intraocular |
| jac, ject | to throw | reject, eject, project, trajectory, interject, dejected, inject, ejaculate |
| log, logo, loc, loq | word, speech, speak | monologue, dialogue, locution, colloquial, elocution, soliloquy, ventriloquist, apology, doxology, epilogue, logic, eulogy, loquacious |
| mal | bad, badly | malformation, maladjusted, dismal, malady, malcontent, malfeasance, maleficent, malevolent, malice, malaria, malfunction, malignant |
| mega | great, million | megaphone, megalomaniac, megabyte, megalopolis, acromegaly |
| meso | middle | mesomorph, mesoamerica, mesosphere |
| meta | beyond, change | metaphor, metamorphosis, metabolism, metahistorical, metainformation, metacognitive, metaphysics |
| meter | measure | perimeter, micrometer, ammeter, multimeter, altimeter, geometry, kilometer |
| micro | small | microscope, microprocessor, microfiche, micrometer, micrograph |
| mis | bad, badly | misinform, misinterpret, mispronounce, misnomer, mistake, misogynist, mistrial, misadventure, misanthrope, misread |
| mit, miss | to send | transmit, permit, missile, missionary, remit, admit, missive, mission |
| morph | shape | polymorphic, morpheme, amorphous, metamorphosis, morphology, morphing |
| multi | many | multitude, multipartite, multiply, multipurpose, multicolored, multimedia, multinational |
| neo | new | neologism, neonate, neoclassic, neophyte |
| non | not | nonferrous, nonabrasive, nondescript, nonfat, nonfiction, nonprofit, nonsense, nonentity |
| omni | all | omnipotent, omnivorous, omniscient, omnibus, omnirange, omnipresent |