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root words (a-d)

a, an

not, without
(ex. amoral, atrophy, anarchy, anomaly)

ab,a

from, away, apart
(ex. abnormal, abdicate, aberration, abhor)

ac, acr

sharp, sour
(ex. acid, acerbic, exacerbate, acute)

ad, a

to, toward
(ex. adhere, adjacent, admonish, allure)

ali, altr

another
(ex. alias, alienate, altruism, inalienable)

am, ami

love
(ex. amorous, amicable, amiable, amity)

ambi, amphi

both
(ex. ambiguous, ambivalent, ambidextrous)

ambi, ambul

walk
(ex. amble, perambulator, somnambulist)

anim

mind, spirit, breath
(ex. animal, animosity, unanimous, magnanimous)

ann, enn

year
(ex. annual, annuity, superannuated, biennial)

ante, ant

before
(ex. antecedent, antebellum, anticipate)

anthrop

human
(ex. anthropology, misanthrope, philanthropy)

anti, ant

against, opposite
(ex. antidote, antipathy, antithesis, antacid)

aud

hear
(ex. audio, audience, audition, audible)

auto

self
(ex. autobiography, autocrat, autonomous)

belli, bell

war
(ex. belligerent, bellicose, rebellion)

bene, ben

good
(ex. benevolent, benefactor, benign)

bi

two
(ex. bisect, bilateral, bilingual, biped)

biblio

book
(ex. bible, bibliography, bibliophile)

bio

life
(ex. biography, biology, symbiotic, macrobiotic)

burs

money, purse
(ex. reimburse, disburse, bursar)

cad, cas,cid

happen, fall
(ex. accident, cadence, cascade, deciduous)

carn

flesh
(ex. carnal, carnage, carnival, incarnate)

cap, capt, cept, cip

take, hold, seize
(ex. capable, capacious, captivate, emancipation)

ced, cess

yield, go
(ex. cease, cessation, cede, cession, recede)

chrom

color
(ex. chrome, chromatic, monochrome)

chron

time
(ex. chronology, chronic, anachronism)

cide

murder
(ex. suicide, homicide, infanticide, regicide)

circum

around
(ex. circumference, circumvent,, circumscribe)

clin, cliv

slope
(ex. incline, declivity, proclivity, inclination)

clud, clus, claus, clois

shut, close
(ex. conclude, reclusive, cloister, preclude)

co, com, con

with, together
(ex. coeducation, coalesce, contrite, compassion)

cogn, gno

know
(ex. recognize, incognito, gnostic, ignorant)

contra

against
(ex. controversy, incontrovertible, contravene)

corp

body
(ex. corpse, corporeal, corpulence)

cosmo, cosm

world
(ex. cosmopolitan, cosmos, microcosm)

crac, crat

rule, power
(ex. democracy, theocracy, autocrat, aristocrat)

cred

trust, believe
(ex. incredible, credulous, credence)

cresc, cret

grow
(ex. crescent, crescendo, accretion)

culp

blame, fault
(ex. culprit, concur, cursory, incursion)

de

down, out, apart
(ex. depart, debase, debilitate, decry, devoid)

dec

ten, tenth
(ex. decade, decimal, decathlon, decimate)

demo, dem

people
(ex. democrat, demagogue, epidemic, pandemic)

di, diurn

day
(ex. diary, quotidian, diurnal)

dia

across
(ex. diagonal, diatribe, diaphanous)

dic, dict

speak
(ex. abdicate, diction, predict, indict, verdict)

dis, dif, di

not, apart, away
(ex. disaffected, disparage, dissonant, diffuse)

doc, doct

teach
(ex. docile, doctrine, doctrinaire)

dol

pain
(ex. condolence, doleful, indolent)

duc, duct

lead
(ex. seduce, induce, conduct, viaduct)

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