300 Most Commonly Used

Question 1

ab

Answer 1

away
absent, abduct, abnormal, abort

Question 2

acer (acid)

Answer 2

bitter, sour
acerb, acerbate, acidity

Question 3

acro

Answer 3

top, height
acrobat, acronym, acrophobia

Question 4

acu

Answer 4

sharp
acute, acupressure, acupuncture, acuity

Question 5

aer

Answer 5

air, atmosphere
aerosol, aeroplane

Question 6

agri

Answer 6

farming
agriculture, agrarian

Question 7

alb

Answer 7

white
albino, albumen, albacore

Question 8

amb

Answer 8

around, both
ambient, ambiguous, amble

Question 9

ambul

Answer 9

walk, move
amble, ambulance, ambulant

Question 10

amic

Answer 10

friendly
amicable, amicably, dynamic

Question 11

anim

Answer 11

life, living
animal, animate, equanimity

Question 12

ann (enn)

Answer 12

year
anniversary, annual, millennium

Question 13

ante

Answer 13

before
antemortem, antebellum

Question 14

anthro

Answer 14

human
anthropology, philanthropist

Question 15

anti (ant)

Answer 15

against, opposite
antagonist, antidote, antibiotics

Question 16

aqu

Answer 16

water
aquarium, aquifer

Question 17

arbor

Answer 17

tree
arborist, harbored, arborize

Question 18

arche (archi)

Answer 18

primitive, origin
archaic, archaeology, archive

Question 19

arthr

Answer 19

joint
arthroscope, arthritis, arthropod

Question 20

astro

Answer 20

star
astronaut, astronomy, astrogate

Question 21

audi

Answer 21

hearing, sound
auditory, auditorium, audience

Question 22

auto

Answer 22

self
autopilot, autonomous, automatic

Question 23

avi

Answer 23

bird
aviator, aviary, aviatrix

Question 24

bel

Answer 24

war, fight
rebel, antebellum

Question 25

bene

Answer 25

*good* benefit, benign, benevolent, benefactor

Question 26

bi

Answer 26

*two* bicycle, biceps, biscotti, biweekly

Question 27

biblio

Answer 27

*book* bibliography, bibliophile

Question 28

bio

Answer 28

*life* biology, biological, biography

Question 29

blast

Answer 29

*cell, primitive* blastula, fibroblast, blastoderm

Question 30

bon

Answer 30

*good* bonus, bonzana

Question 31

cap

Answer 31

*head* capital, decapitate, captain

Question 32

capt (cept)

Answer 32

*take hold of* captivate, intercept, capture

Question 33

cardi

Answer 33

*heart* cardiac, cardiologist, cardiovascular

Question 34

cata

Answer 34

*intensive, according to* cataclysm, catastrophic, catalog

Question 35

caust (caut)

Answer 35

*to burn* cauterize, holocaust

Question 36

cede (cess, ced)

Answer 36

*go, withdraw* recede, exceed, recession

Question 37

ceive

Answer 37

*take* receive, perceive, reconceive

Question 38

cent

Answer 38

*hundred* centennial, century, percent

Question 39

cerebr

Answer 39

*brain* cerebral, cerebrate

Question 40

cert

Answer 40

*sure* certain, ascertain, certify

Question 41

chron

Answer 41

*time* chronicle, chronology

Question 42

cide

Answer 42

*kill* genocide, pesticide

Question 43

circum

Answer 43

*around* circumference, circumstance

Question 44

clam (claim)

Answer 44

*shout, speak* exclaim, clamor, proclaim

Question 45

clar

Answer 45

*clear* clarify, clarification, declare

Question 46

clud (clus)

Answer 46

*close* conclusion, seclude, conclude

Question 47

clin (cline)

Answer 47

*lean* inclination, incline, recline

Question 48

co

Answer 48

*with, together, joint* coauthor, cosign, collaborate, cooperate

Question 49

cog

Answer 49

*know* cognitive, incognito, cognition

Question 50

con

Answer 50

*together, common* connect, convention, concur

Question 51

contra

Answer 51

*against* contraband, contrary

Question 52

corp

Answer 52

*body* corporation, corpse, corporal

Question 53

cosm

Answer 53

*world* cosmic, micorcosm

Question 54

counter

Answer 54

*opposing, contrary* counteract, counter-intuitive, counteroffer

Question 55

cracy (crat)

Answer 55

*government, authority* democracy, democrat, theocracy, bureaucracy

Question 56

cred

Answer 56

*believe* incredible, credit, credulous, credence

Question 57

crypt

Answer 57

*hidden, secret* cryptic, encrypt

Question 58

culp

Answer 58

*blame, fault* culpable, exculpate, culprit

Question 59

cumul

Answer 59

*mass, heap* accumulate, cumulative

Question 60

cycle

Answer 60

*circle* bicycle, cyclone, cyclist

Question 61

dec (deka)

Answer 61

*ten* decade, decimal, decathlon

Question 62

dem

Answer 62

*people* democracy, demographics

Question 63

derma

Answer 63

*skin* dermatologist, hypodermic, dermatitis, pachyderm

Question 64

di

Answer 64

*twice, two* dilemma, diverse, dioxide

Question 65

dia

Answer 65

*across, through* dialogue, diameter, diagnosis

Question 66

dic (dict)

Answer 66

*speak* dictate, dictator, contradict

Question 67

domin

Answer 67

*master* dominate, predominate, dominerring

Question 68

don

Answer 68

*give* donate, pardon, donor

Question 69

dorm

Answer 69

*sleep* dormitory, dominant, dormer

Question 70

dur

Answer 70

*harden, long lasting* durable, duration, endure

Question 71

dyn

Answer 71

*power, energy* dynamite, dynamic

Question 72

ego

Answer 72

*self* egotistical, egomania

Question 73

ence (ance)

Answer 73

*state, condition* performance, conference, insurance

Question 74

endo

Answer 74

*within, inside* endocrine, endo

Question 75

esth (aesth)

Answer 75

*beauty, feeling* esthetician, aesthetic, kinesthesia

Question 76

ethn

Answer 76

*nation, race* ethnicity, ethnology, ethnocentric

Question 77

eu

Answer 77

*good, well* euphemism, euphoria

Question 78

ex

Answer 78

*out, former* exit, ex-girlfriend, exterminate, extract

Question 79

extra

Answer 79

*beyond* extraordinary, extraterrestrial, extravagence

Question 80

fac

Answer 80

*make, do* artifact, factory, factor, malefactor

Question 81

famil

Answer 81

*a close attendant* family, familiar

Question 82

femin

Answer 82

*woman* feminism, feminine

Question 83

fend (fens)

Answer 83

*strike* offend, offense, defend, defense

Question 84

fer

Answer 84

*carry, bring* transfer, ferry, conifer, confer

Question 85

fid

Answer 85

*trust* confidence, fidelity

Question 86

fleet (flex)

Answer 86

*bend* reflect, flexible, inflection, deflect

Question 87

foli

Answer 87

*leaf* foliage, defoliant

Question 88

fore

Answer 88

*in front of, previous* before, therefore, foreboding, forecast

Question 89

fract (frag)

Answer 89

*to break* fracture, fragment, fraction

Question 90

fug

Answer 90

*flee, escape* refugee, fugitive, refuge

Question 91

fum

Answer 91

*smoke* fumes, fumigation

Question 92

fusc

Answer 92

*dark* obtuscation, infuscate, subfuscous, fuscous

Question 93

gen

Answer 93

*family, born* genetics, generation gender, gene

Question 94

geo

Answer 94

*earth* geography, geology

Question 95

ger

Answer 95

*old age* geriatrics, getontology

Question 96

giga

Answer 96

*a billion* gigabyte, gigawatt

Question 97

gon

Answer 97

*angle* polygon, decagon, octogan, hexagon

Question 98

grad (gress)

Answer 98

*to step, to go* digress, gradual, graduate

Question 99

gram

Answer 99

*writing* grammar, grammatically

Question 100

graph

Answer 100

*write* paragraph, autograph

Question 101

grat

Answer 101

*pleasing* gratification, gratitude, grateful

Question 102

grav (griev)

Answer 102

*heavy* gravity, grave, aaggravate, grieve

Question 103

gymn

Answer 103

*bare* gymnast, gymnastics, gymnosperm

Question 104

gyn

Answer 104

*woman* gynecology, androgynous, misogny

Question 105

hab (hib)

Answer 105

*have* habit, habitual, prohibition, exhibit

Question 106

helio

Answer 106

*sun* heliograph, heliometer, perihelion

Question 107

hemo

Answer 107

*blood* hemorrhage, hemoglobin, hemophiliac

Question 108

hepa

Answer 108

*liver* hepatitis, hematoma, hepatotoxic

Question 109

herbi

Answer 109

*grass, plant* herbivore, herbicide, herbal

Question 110

hex

Answer 110

*six* hexagon, hexagon, hexameter

Question 111

hiero

Answer 111

*sacred, holy* hierarchy, hieroglyphics

Question 112

histo

Answer 112

*tissue* histology, histogenesis, histochemical

Question 113

homo (homeo)

Answer 113

*same, alike* homogeneous, homonym, homeopath

Question 114

hosp

Answer 114

*guest* hospital, hospice, hospitable

Question 115

host

Answer 115

*enemy, stranger* hostage, hostile

Question 116

hydra

Answer 116

*water* hydrate, hydraulic

Question 117

hyper

Answer 117

*over, beyond* hyperactive, hyperventilate

Question 118

hypno

Answer 118

*sleep* hypnotic, hypnosis

Question 119

hypo

Answer 119

*under* hypothermic, hypothesis, hypoglycemia

Question 120

ian

Answer 120

*related to* librarian, historian, pedestrian

Question 121

iatr

Answer 121

*medical care* geriatrics, pediatrics, podiatrist

Question 122

icon

Answer 122

*image* iconic, iconology

Question 123

ideo

Answer 123

*idea* ideology, ideologue, ideologic

Question 124

idio

Answer 124

*peculiar, dustinct* idiotic, idiomatic

Question 125

in (il)

Answer 125

*not* incapable, incomplete, informal, illegal, illogical

Question 126

infra

Answer 126

*beneath* infrastructure, infrared

Question 127

init

Answer 127

*to begin or enter* initiate, initiation, initiative, initial

Question 128

inter

Answer 128

*between* interview, international, interstate

Question 129

ir

Answer 129

*not* irrational, irredeemable, irrelevant, irregular, irresponsible

Question 130

iso

Answer 130

*equal* isobar, isometric

Question 131

ject

Answer 131

*throw, push* eject, reject, interject

Question 132

jud

Answer 132

*law* judicial, judge, judgment

Question 133

junct

Answer 133

*join* conjunction, junction, disjunctions

Question 134

juven

Answer 134

*young* juvenile, rejuvenate

Question 135

kilo

Answer 135

*thousand* kilobyte, kilometer, kilogram

Question 136

kine

Answer 136

*movement* telekinesis, kinetic, kinesthetic

Question 137

lab

Answer 137

*work* elaborate, laboratory, laborious, labor, collaborate

Question 138

lat

Answer 138

*broad, wide* dilate, latitude

Question 139

later

Answer 139

*side* bilateral, unilateral

Question 140

laud

Answer 140

*praise* laudably, applause, applaud

Question 141

lax

Answer 141

*not tense* relax, relaxation, laxness, laxative

Question 142

less

Answer 142

*without* homeless, useless, wireless, restless

Question 143

lev

Answer 143

*lift* elevator, levitate, level

Question 144

lex

Answer 144

*word, law* lexicology, dyslexic, alexia

Question 145

liber

Answer 145

*free* liberty, liberate, libertine

Question 146

lingu

Answer 146

*language* bilingual, linguistics, linguist

Question 147

lipo

Answer 147

*fat* liposuction, lipase

Question 148

lith (lite, ite)

Answer 148

*mineral, rock, fossil* appatite, granite, monolith

Question 149

liter

Answer 149

*letter* alliteration, literate, literal, literacy

Question 150

loc

Answer 150

*place* location, dislocate, relocate

Question 151

locu (loqu)

Answer 151

*speak* loquacuous, eloquent

Question 152

log (logy)

Answer 152

*study, speech* logic, dialogue, monologue

Question 153

longus

Answer 153

*long* longevity, longitude

Question 154

luc

Answer 154

*light* elucidate, lucid, translucent

Question 155

lud (lus)

Answer 155

*to play, display* prelude, illusion, delude, allude

Question 156

lumin

Answer 156

*light* illumination, illuminate, luminol, lumen

Question 157

macro

Answer 157

*large, great* macroeconomics, macronutrients, macroevolution

Question 158

maj

Answer 158

*greater* majority, majesty, major

Question 159

mal

Answer 159

*bad, evil* malice, maltreat, malfeasance

Question 160

man

Answer 160

*hand* manicure, manual, manager, maneuver

Question 161

mand

Answer 161

*to order* mandate, mandatory, command, demand

Question 162

mania

Answer 162

*madness, excessiveness* egomania, maniac, hypermania

Question 163

mar

Answer 163

*sea* marine, marina, maritime, aquamarine

Question 164

mater (matr)

Answer 164

*mother* maternity, maternal, matriarch, matrimony

Question 165

max

Answer 165

*greatest* maximum, maximize

Question 166

medi

Answer 166

*middle* mediocre, medium, medieval

Question 167

mega

Answer 167

*large* megaphone, megastructure, megadose

Question 168

melan

Answer 168

*black, dark* melancholy, melanoma, melodrama

Question 169

memor

Answer 169

*remember* commemorate, memory, memorial

Question 170

merge

Answer 170

*dip, dive* immerge, submerge

Question 171

meso

Answer 171

*middle* Mesoamerica, meson

Question 172

meta

Answer 172

*change, beyond, after* metaphysics, metamorphosis, metastasis

Question 173

meter

Answer 173

*measure* diameter, thermometer

Question 174

micro

Answer 174

*small* microscope, micronutrient

Question 175

mid

Answer 175

*middle* midway, midterm, midpoint, midweek

Question 176

migr

Answer 176

*move* immigrant, emigrate, migrant, migration

Question 177

milli

Answer 177

*one thousanth* millimeter, millibar, milliliter

Question 178

min

Answer 178

*small* minimum, miniature, mini-mart, minute

Question 179

mir

Answer 179

*amazement* miraculous, mirage

Question 180

mis

Answer 180

*wrong, bad* mistake, misprint, misinterpret, misbehave

Question 181

miss (mit)

Answer 181

*send, cast* remit, dismiss, missle, emit

Question 182

mob

Answer 182

*move* mobilize, immobolize, mobility

Question 183

mon

Answer 183

*warn* summon, admonish, premonition, monitor

Question 184

mort

Answer 184

*death* mortuary, immortal, mortify

Question 185

mot (mov)

Answer 185

*move* motion, motivate, remove, moveable

Question 186

multi

Answer 186

*many* multicultural, multigrain, multimedia, multicolored

Question 187

mut

Answer 187

*to change* mutate, mutation

Question 188

my

Answer 188

*muscle* myocardium, myosin, myasthenia

Question 189

narr

Answer 189

*tell* narrator, narration, narrative

Question 190

nat

Answer 190

*born* innate, natural, natal

Question 191

naut

Answer 191

*ship* nautical, astronaut, argonaut

Question 192

neg

Answer 192

*no* negate, negative, renege

Question 193

neur

Answer 193

*nerve* neuralgia, neurologist, nerves, neurotic

Question 194

neo

Answer 194

*new* neophyte, neonatal, neologistic, neocolonialism

Question 195

nomin

Answer 195

*to name* nominate, misnomer, nominal, nomination

Question 196

non

Answer 196

*not* nonviolent, nonstop, nonrefundable

Question 197

not

Answer 197

*note, paper* notable, noteworthy

Question 198

noun

Answer 198

*declare* announce, denounce, announcement

Question 199

nov

Answer 199

*new* novice, renovate, novelty

Question 200

null

Answer 200

*none* nullify, nullification, nulliparity

Question 201

numer

Answer 201

*number* numeral, numerical, enumerate, numerous

Question 202

ob (op)

Answer 202

*in the way, against* object, objection, opposition, obscure

Question 203

oct

Answer 203

*eight* octopus, octagon, octave

Question 204

ocu

Answer 204

*eye, sight* oculist, binoculars, monocula

Question 205

omni

Answer 205

*all* omnipotent, omniscient, omnivorous

Question 206

ono (onym)

Answer 206

*name* onomatopoeia, anonymous, acronym

Question 207

opt

Answer 207

*best* optimal, optimum, optimize

Question 208

ortho

Answer 208

*straight* orthodontist, orthopedic

Question 209

osteo

Answer 209

*bone* osteoporosis, osteoarthritis

Question 210

ous

Answer 210

*having* adventurous, hazardous, nauseous, joyous

Question 211

out

Answer 211

*beyond, surpass, exceed* outgoing, outdoor, outside, outlive

Question 212

over

Answer 212

*excessive* overconfident, overstock, overexcited, overrun

Question 213

oxy

Answer 213

*sharp* oxymoron, oxidize

Question 214

paleo

Answer 214

*ancient* pale oncologist, Paleolithic, paleography

Question 215

pan

Answer 215

*all* pandemic, panorama, pantheon, panacea

Question 216

para

Answer 216

*beside, related* parallel, parasite, paramedic

Question 217

path

Answer 217

*feeling, disease* pathogen, sympathetic, psychopath

Question 218

pel (puls)

Answer 218

*drive, push* dispel, repulse, compel, compulsion

Question 219

ped

Answer 219

*food, kid* pedestrian, pedometer, pediatrician

Question 220

penta

Answer 220

*five* pentagon, pentagram, pentathlon

Question 221

per

Answer 221

*through* perception, perceive

Question 222

peri

Answer 222

*around* perimeter, peripheral

Question 223

phag

Answer 223

*to eat* esophagus, sarcophagi

Question 224

phil

Answer 224

*loving* philanthropic, philosophy

Question 225

phob

Answer 225

*fear* hydrophobia, phobia, claustrophobic

Question 226

phon

Answer 226

*sound* telephone, saxophone, microphone

Question 227

photo

Answer 227

*light* photograph, photogenic, photosynthesis

Question 228

phyt

Answer 228

*plant, to grow* hydrophyte, neophyte

Question 229

pneu

Answer 229

*air, breath* pneumonia, pneumatic

Question 230

poli (polis)

Answer 230

*city* metropolis, cosmopolitan

Question 231

pop

Answer 231

*people* population, popular

Question 232

port

Answer 232

*carry* portable, deport, portal

Question 233

pos

Answer 233

*put, place* position, compose, deposit

Question 234

post

Answer 234

*after* posterior, postpone, postmortem

Question 235

pre

Answer 235

*before* prevent, predetermined, precaution, preview

Question 236

psuedo

Answer 236

*false* posterior, postpone, postmortem

Question 237

pre

Answer 237

*before* prevent, predetermined, precaution, preview

Question 238

psuedo

Answer 238

*false* pseudonym, pseudosciencep

Question 239

psyche

Answer 239

*mind, spirit* psychology, psychic

Question 240

pugn (pung)

Answer 240

*to fight* pugnacious, repugnant, pungent

Question 241

pul

Answer 241

*urge* compulsion, impulsive, expulsion

Question 242

purg

Answer 242

*clean* purge, purgatory, expurgate

Question 243

pyr

Answer 243

*fire* pyromaniac, pyrogen

Question 244

quad

Answer 244

*four* quadruple, quadrant, quadripelgic

Question 245

quin

Answer 245

*five* quints, quintessence

Question 246

radic (radix)

Answer 246

*root* eradicate, radical, radish

Question 247

re

Answer 247

*again* rebuild, renew, restart, reflect

Question 248

reg

Answer 248

*guide, rules* regulate, regular, regent, regime

Question 249

retro

Answer 249

*back, backward* retroactive, retrospect, retrograde

Question 250

rhod

Answer 250

*red* rhodopsin, cynorrhodon, rhodamine

Question 251

rid

Answer 251

*laugh* ridicule, ridiculous

Question 252

rub

Answer 252

*red* ruby, rubella, bilirubin

Question 253

rupt

Answer 253

*burst* rupture, disrupt, interrupt, erupt

Question 254

san

Answer 254

*health* sane, sanity, insane, sanitation

Question 255

scend

Answer 255

*climb, go* ascend, crescendo, descent

Question 256

sci

Answer 256

*to know* science, conscience, conscious, omniscient

Question 257

scop

Answer 257

*see, look* telescope, microscope

Question 258

scrib

Answer 258

*write* scribe, prescribe, inscribe, describe

Question 259

se

Answer 259

*apart* secede, seclude, serum

Question 260

sect

Answer 260

*cut* dissect, intersect, section

Question 261

sed

Answer 261

*sit* sediment, sedentary

Question 262

self

Answer 262

*of, for, by itself* self-respect, self-control, selfish, selfless

Question 263

semi

Answer 263

*half* semicircle, semicolon, semifinal

Question 264

sens

Answer 264

*feel* sensitive, consent, sentimental

Question 265

serv

Answer 265

*to save or keep* conservation, reserve, preserve

Question 266

sol

Answer 266

*comfort* consolation, solace

Question 267

son

Answer 267

*sound* consonant, supersonic

Question 268

soph

Answer 268

*wise* philosophy, sophisticated, sophism

Question 269

spect

Answer 269

*see* spectator, spectacles, inspect

Question 270

sphere

Answer 270

*ball* biosphere, hemisphere

Question 271

spir

Answer 271

*breathe* respiratory, inspirational

Question 272

sta

Answer 272

*stand* stable, stability, stagnant, stationary

Question 273

stell

Answer 273

*star* interstellar, constellation, stellar

Question 274

sub

Answer 274

*below, under* submarine, subpar

Question 275

super

Answer 275

*high in quality or quantity* superior, supernatural, superfan, superb

Question 276

syn (sym)

Answer 276

*with, together* synonym, sympathy

Question 277

tact

Answer 277

*to touch* contract, tactile

Question 278

tax

Answer 278

*arrangement* syntax, taxonomy, ataxia

Question 279

techn (techno)

Answer 279

*art, skill* technologic, technique

Question 280

tele

Answer 280

*far* television, telephone, telescope

Question 281

temp

Answer 281

*time* contemporary, temporary, tempo

Question 282

term

Answer 282

*end, limit* determine, terminate, exterminate, midterm

Question 283

tetra

Answer 283

*four* tetrapod, tetrarchy

Question 284

theo (the)

Answer 284

*god* theology, monotheism

Question 285

tort

Answer 285

*twist* contort, distort, retort

Question 286

tox

Answer 286

*poison* toxin, detoxification, toxicology, toxic, iinotoxicated

Question 287

tract

Answer 287

*pull* tractor, subtract, attract, contraction

Question 288

trans

Answer 288

*across, through* transform, transaction, translate, transport

Question 289

ultra

Answer 289

*beyond, extreme* ultrasonic, ultramodern

Question 290

un

Answer 290

*not* unfair, unable, unfriendly, uncontrollable

Question 291

uni

Answer 291

*one* unicycle, united, unison

Question 292

urb

Answer 292

*city* suburb, urban, urbanology

Question 293

vac

Answer 293

*empty, vacuum, vacant, evacuate

Question 294

ven

Answer 294

*come* venue, invent, preventative

Question 295

vic (vin)

Answer 295

*to win* victory, convince, invincible

Question 296

vid (vis)

Answer 296

*see* video, visual, visible

Question 297

voc

Answer 297

*call* vocalize, vocal

Question 298

vor (vour)

Answer 298

*eat* devour, voracious, carnivore, herbivore

Question 299

xen

Answer 299

*foreign* xenocide, xenophobic, xenophile

Question 300

zoo

Answer 300

*animal* zookeeper, zoology