root words

a/n

without, not

a

on

ab/s, a

from, away, off

ac,ad

to, toward, near

acro

top, height, tip, beginning

act

do

aer/o

air

agr/i/o

farming

alg/o

pain

ambi, amphi

both, on both sides, around

ambul

walk, move

ami/o

love

ana

up, back, against, again, throughout

andr/o

man, male

anim

life, spirit

ann/enn

year

ante

before, in front

anth/o

flower

anthrop/o

human

anti

against, opposite of

apo, apho

away, off, separate

aqu/a

water

arbor

tree

arch/i

chief, most important, rule

arch/a/i

primitive, ancient

arthr/o

joint

art

skill

astro,aster

star, stars, outer space

aud/i/o

hear

auto

self, same, one

avi/a

bird

bar/o

pressure, weight

bell/i

war

bene

good, well

bi/n

two, twice, once in every two

bibli/o

book

bio

life, living matter

blast/o

cell, primitive, immature cell

capt, cept, ceive

take, hold

cardi/o

heart

carn/i

flesh, meat

cata

down, against, completely, intensive, according to

caust, caut

to burn

cede, ceed, cess

go, yeild

celer

fast

cent/i

hundred, hundredth

centr/o/i

center

cephal/o

head

cerebr/o

brain

cert

sure

chrom/o, chromat/o

color, pigment

chron/o

time

chrys/o

gold, yellow

cide

kill

cise

cut

circum, circle

around, about

claim, clam

shout, speak out

clar

clear

clud, clus

close

cline

lean

co

with, together, joint

col

together, jointly

com

together, common

cogn/i

know

con

with, jointly

contra/o

against, opposite

corp/o

body

cosm/o

universe

counter

opposite, contrary, opposing

cranio

skull

cred

believe

crypto

hidden, secret

cumul

mass, heap

cycl

circle, ring

de

reduce, away, down, remove

dec/a, deka

ten

deci

one tenth

dem/o

people

demi

half, less than