Common Roots

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

throw

eject, rejection

log

study, word

zoology, sociology

luc

light

lucid, translucent

mal

bad

malcontent, malicious

manu, mani

hand

manual, manipulate

mar

sea

maritime, submarine

mater, matri

mother

maternal

med

middle

intermediate, medium

mega

great

megaphone, megabytes

min

tiny, small

miniature, minute

mit, miss

send

transmit, mission

mort

death

mortal, mortuary

nas, nat

born

nascent, natural

neuro

nerve

neurology, neurosis

nom

name

nominate, nomenclature

path

feeling, pain

sympathy, pathologist

pater, patri

father

patriarch, paternity

ped, pod

foot

pedicure, tripod

phil

love

philosophy, bibliophile

phon

sound

telephone, phonology

photo

light

photon, photograph

poli

city

politics, metropolitan

port

carry

transport, portable

pos

place

position, posture

psych

mind

psychiatrist, psychology

rect, reg

rule, right

rectify, regulate

scope

see

telescope, microscope

scrib, scrip

write

describe, prescription

spec

look

retrospect, inspection

struc

build

structure, construction

tact

touch

contact, tactile

tain, ten

hold

maintenance, contain

tele

distant

telegraph, telepathy

temp

time

temporal, contemporary

tend, tens

stretch

extend, tension

therm

heat

thermometer

trans

across

transcontinental, transit

vac

empty

vacuum, evacuate

ven

come

convention, intervene

ver

true

verify, veracity

vert, vers

turn

convert, reverse

voc, vok

voice, call

vocal, invoke