(COMMON SUFFIXES)
| Prefix | Meaning | Examples |
|---|---|---|
| re- | again or back | restructure, revisit, reappear, rebuild, refinance |
| dis- | reverses the meaning of the verb | disappear, disallow, disarm, disconnect, discontinue |
| over- | too much | overbook, oversleep, overwork |
| un- | reverses the meaning of the verb | unbend, uncouple, unfasten |
| mis- | badly or wrongly | mislead, misinform, misidentify |
| out- | more or better than others | outperform, outbid |
| be- | make or cause | befriend, belittle |
| co- | together | co-exist, co-operate, co-own |
| de- | do the opposite of | devalue, deselect |
| fore- | earlier, before | foreclose, foresee |
| inter- | between | interact, intermix, interface |
| pre- | before | pre-expose, prejudge, pretest |
| sub- | under/below | subcontract, subdivide |
| trans- | across, over | transform, transcribe, transplant |
| under- | not enough | underfund, undersell, undervalue, underdevelop |
(COMMON PREFFIXES)
| Prefix | Meaning of Prefix | Words Formed Using the Prefix |
| re | again | replay, resend, replace |
| hyper | over | hyperactive, hypersensitive, hyperventilate |
| un | not | unclear, unsure, undecided |
| tri | three | triangle, tricycle, triweekly |
| pre | before | prepay, prepackage, predate |
| mis | wrong | misconduct, misspell, misunderstand |
| sub | below | subway, substandard, submarine |
|
ante |
|
(COMMON ROOTS)
| Root | Meaning | Examples |
| anthro | man | anthropology |
| aqua | water | aquatic, aquarium |
| arch | ruler | monarch, anarchy |
| astro | star | astronomy, astronaut |
| bene | good | beneficial, benevolent |
| bibl | book | bibliography |
| bio | life | biology, biography |
| cap, cep, ceive | take | capture, accept, receive |
| chrom | color | chromatic, monochrome |
| chron | time | chronology, sychronize |
| circum | around | circumference |
| clud, clus | close | include, seclusion |
| corp | body | corpse, corporation |
| cred | believe | credible, credence |
| cycl | round | unicycle, encyclopedia |
| demo | people | democracy, demographics |
| dict | say | dictionary, predict |
| dom | home | domestic, domicile |
| duc | lead | deduction, introduce |
| fact, fect | make | manufacture, effect |
| fer | carry | transfer, inference |
| flect, flex | bend | reflect, flexible |
| fort | strong | fortress, effort |
| frac, frag | break | fragment, fracture |
| frat | brother | fraternity |
| gen | birth, race | generation, genetic |
| geo | earth | geography, geode |
| gram, graph | write | telegram, photography |
| gress | move | progress, aggressive |
| leg | law | legal, legitimate |
| ject |