| Root or Prefix | Meaning |
| a, an | not, without |
| ab | away, down, from, off |
| acro | high, tip, top |
| act | do, move |
| ad | to, toward |
| alt | high |
| ambul | to walk |
| anima | soul, life |
| ante | before |
| anti, ant | against, opposite |
| arm | weapon |
| audi | to hear |
| auto | self |
| be | thoroughly |
| bell | war |
| bene | good, well |
| bi | two |
| bio | life, living |
| cede, ceed, cess | to go, to yield |
| chron | time |
| cide, cis | to kill, to cut |
| circum | around |
| clud, clus claus | to close |
| con, com | with, together |
| contra, counter | against, opposite |
| cred | to believe |
| commun | to share |
| cycl | circle, wheel |
| Root or Prefix | Meaning |
| de | from, down, away |
| dei, div | God, god |
| demo | people |
| dia | through, across, between |
| dict | speak |
| dis, dys, dif | away, not, negative |
| duc, duct | to lead, pull |
| dyn, dyna | power |
| ecto | outside, external |
| endo | inside, within |
| equi | equal |
| e, ex | out, away, from |
| exter, extra | outside of |
| flu, flux | flow |
| flect, flex | to bend |
| graph, gram | to write |
| hetero | other |
| homo | same |
| hyper | over, above |
| hypo | below, less than |
| in, im | not |
| infra | beneath |
| inter, intro | between |
| intra | within, into |
| jac, ject | to throw |
| log, logo, loc. loq | word, speech, speak |
| mal | bad, badly |
| mega | great, million |
| meso | middle |
| meta | beyond, change |
| meter | measure |
| micro | small |
| mis | bad, badly |
| mit, miss | to send |
| morph | shape |
| multi | many |
| neo | new |
| non | not |
| omni | all |
| pan | all, whole, general, completely |
| para | beside |
| per | through, intensive |
| peri | around |
| phon | sound |
| phot | light |
| poly | many |
| port | to carry |
| re | back, again |
| retro | backwards |
| sanct | holy |
| scrib, script | to write |
| sect, sec | cut |
| semi | half |
| spect | to look |
| sub | under, below |
| super, supra | above |
| syn | together |
| tele | distance, from afar |
| theo, the | God |
| therm, thermo | heat |
| tract | to drag, draw |
| trans | across |
| un | not |
| veh, vect, vey | to carry |
| vert, vers | to turn |
| ven, vent | to come |
| verm | worm |
| vita | life |
| vol | to will |
| vita | life |
| Prefix | Meaning |
| mono, uni | one |
| bi, di | two |
| tri | three |
| quat, quad | four |
| quint, penta | five |
| hex, ses, sex | six |
| sept | seven |
| oct | eight |
| non | nine |
| dec | ten |
| cent | hundred |
| mill, kilo | thousand (10^3) |
| mega | million (10^6) |
| giga | billion (10^9) |
| tera | trillion (10^12) |
| peta | quadrillion (10^15) |
| exa | quintillion (10^18) |
| zetta | sextillion (10^21) |
| yotta | septilion (10^24) |
| milli | thousandth (10^-3) |
| micro | millionth (10^-6) |
| nano | billionth (10^-9) |
| pico | trillionth (10^-12) |
| femto | quadrillionth (10^-15) |
| atto | quintillionth (10^-18) |
| zepto | sextillionth (10^-21) |
| yocto | septillionth (10^-24) |
| Suffix | Meaning |
| able, ible | able to be, capable of being |
| ance, ancy | state of, process of |
| ator | one who does [the verb] |
| dom | condition, office, state |
| ee | one who receives |
| er, or | one who does [the verb] |
| ful | filled with |
| ify | to make into |
| ification | process of making into |
| ish | the nature of, resembling |
| ism | doctrine, system, characteristic quality |
| ist | one who performs; an adherent of an ism |
| ize | to make into |
| ization | the process of making into |
| less | without, lacking |
| Root or Prefix | Meaning |
| agon | to struggle |
| alg | pain |
| alter | other |
| am | friend |
| ambi | both |
| anim | alive |
| anthrop | mankind |
| eu | good, well |
| fore | before, front |
| ortho | straight |
| post | after |
| pre | before, in front of |
| pro | forward |
| proto | first, earliest |
| quasi | approximately, resembling, to some degree |
| ultra | beyond, extremely |
| under | beneath, below, too little |
