SAT Prefixes

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Prefix: a

Meaning: without

Examples: apathy, amoral, asymmetrical

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Prefix: ab

Meaning: away

Examples: absent, abduct, abnormal, abort

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Suffix: -cious, -uous

Meaning: abounding in

Examples: vivacious, voluptuous

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Root: acu

Meaning: sharp

Examples: acute, acupressure, acupuncture, acuity

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Root: agri

Meaning: farming

Examples: agriculture, agrarian

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Root: alb

Meaning: white

Examples: albino, albumen, albacore

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Prefix: amb

Meaning: both

Examples: ambivalent, ambiguous, ambidextrous

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Root: ambul

Meaning: walk, move

Examples: amble, ambulance, ambulant

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Root: amic

Meaning: friendly

Examples: amicable, amicably

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Prefix: ana

Meaning: back

Examples: anachronism, anabasis

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Prefix: anti (ant)

Meaning: against, opposite

Examples: antagonist, antidote, antibiotics

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Root: arche (archi)

Meaning: primitive, origin

Examples: archaic, archaeology, archive

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Root: auto

Meaning: self

Examples: autopilot, autonomous, autocratic

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Root: bel

Meaning: war, fight

Examples: rebel, antebellum, bellicose

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Root: bene

Meaning: good

Examples: benefit, benign, benevolent, benefactor

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Prefix: bi

Meaning: two

Examples: bicycle, biceps, biscotti, biweekly

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Root: cata

Meaning: intensive, according to

Examples: cataclysm, catastrophic, catalog

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Root: cede (cess, ced)

Meaning: go, withdraw

Examples: recede, exceed, recession

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Suffix: ceive

Meaning: take

Examples: receive, perceive, reconceive

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Root: cent

Meaning: hundred

Examples: centennial, century, percent

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Root: cerebr

Meaning: brain

Examples: cerebral, cerebrate

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Root: cert

Meaning: sure

Examples: certain, ascertain, certify

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Root: chron

Meaning: time

Examples: chronicle, chronology, anachronism

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Root: cide

Meaning: kill

Examples: genocide, pesticide

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Root: circum

Meaning: around

Examples: circumference, circumstance

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Root: clam (claim)

Meaning: shout, speak

Examples: exclaim, clamor, proclaim

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Root: clar

Meaning: clear

Examples: clarify, clarification, declare

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Root: clud (clus)

Meaning: close

Examples: conclusion, seclude, conclude

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Root: clin (cline)

Meaning: lean

Examples: inclination, incline, recline

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Prefix: co

Meaning: with, together, joint

Examples: coauthor, cosign, collaborate, cooperate

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Root: cog

Meaning: know

Examples: cognitive, incognito, cognition

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Prefix: con

Meaning: together, common

Examples: connect, convention, concur

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Prefix: contra

Meaning: against

Examples: contraband, contrary

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Root: corp

Meaning: body

Examples: corporation, corpse, corporal

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Prefix: counter

Meaning: opposing, contrary

Examples: counteract, counterintuitive, counteroffer

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Suffix: cracy (crat)

Meaning: rule

Examples: democracy, democrat, theocracy, bureaucracy

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Root: cred

Meaning: believe

Examples: incredible, credit, credulous, credence

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Root: crypt

Meaning: hidden, secret

Examples: cryptic, encrypt

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Root: culp

Meaning: blame, fault

Examples: culpable, exculpate, culprit

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Root: cumul

Meaning: mass, heap

Examples: accumulate, cumulative

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Root: dem

Meaning: people

Examples: democracy, demographics

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Prefix: di

Meaning: twice, two

Examples: dilemma, diverse, dioxide

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Prefix: dia

Meaning: across, through

Examples: dialogue, diameter, diagnosis

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Root: domin

Meaning: master

Examples: dominate, predominate, domineering

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Root: don

Meaning: give

Examples: donate, pardon, donor

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Root: dorm

Meaning: sleep

Examples: dormitory, dormant, dormer

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Root: dur

Meaning: harden, long-lasting

Examples: durable, duration, endure

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Root: dyn

Meaning: power, energy

Examples: dynamite, dynamic

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Suffix: ence (ance)

Meaning: state, condition

Examples: performance, conference, insurance

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Root: esth (aesth)

Meaning: beauty, feeling

Examples: esthetician, aesthetic, kinesthesia

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Root: ethn

Meaning: nation, race

Examples: ethnicity, ethnology, ethnocentric

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Prefix: eu

Meaning: good, well

Examples: euphemism, euphoria

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Prefix: ex

Meaning: out, former

Examples: exit, ex-girlfriend, exterminate, extract

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Prefix: extra

Meaning: beyond

Examples: extraordinary, extraterrestrial, extravagance

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Suffix: fer

Meaning: carry, bring

Examples: transfer, ferry, conifer, confer

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Root: fid

Meaning: trust

Examples: confidence, fidelity

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Root: flect (flex)

Meaning: bend

Examples: reflect, flexible, inflect, deflect

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Root: fore

Meaning: in front of, previous

Examples: before, therefore, forebode, forecast

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Root: fusc

Meaning: dark

Examples: obfuscation, infuscate, subfuscous, fuscous

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Root: ger

Meaning: old age

Examples: geriatrics, gerontology

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Root: grad (gress)

Meaning: to step, to go

Examples: digress, gradual, graduate

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Root: gyn

Meaning: woman

Examples: gynecology, androgynous, misogyny

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Prefix: homo (homeo)

Meaning: same, alike

Examples: homogeneous, homonym, homeopath

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Prefix: hyper

Meaning: over, beyond

Examples: hyperactive, hyperventilate

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Prefix: hypo

Meaning: under

Examples: hypothermic, hypothesis, hypoglycemia

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Suffix: ian

Meaning: related to

Examples: librarian, historian, pedestrian

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Root: idio

Meaning: peculiar, distinct

Examples: idiotic, idiomatic

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Prefix: in/im

Meaning: not

Examples: incapable, incomplete, informal, imperfect

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Prefix: infra

Meaning: beneath

Examples: infrastructure, infrared

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Prefix: inter

Meaning: between

Examples: interview, international, interstate

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Prefix: ir

Meaning: not

Examples: irrational, irredeemable, irrelevant, irregular

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Prefix: iso

Meaning: equal

Examples: isobar, isometric

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Root: lab

Meaning: work

Examples: elaborate, laboratory, laborious, labor, collaborate

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Root: lat

Meaning: broad, wide

Examples: dilate, latitude

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Root: laud

Meaning: praise

Examples: laudably, applause, applaud

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Root: lex

Meaning: word, law

Examples: lexicology, dyslexic, alexia, lexicon

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Root: loq

Meaning: speech

Examples: loquacious, eloquent, colloquialism

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Root: luc

Meaning: light

Examples: elucidate, lucid, translucent

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Prefix: macro

Meaning: large, great

Examples: macroeconomics, macronutrients, macroevolution

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Root: mal

Meaning: bad, evil

Examples: malignant, maltreat, malfeasance, malicious

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Root: medi

Meaning: middle

Examples: mediocre, medium, medieval

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Root: melan

Meaning: black, dark

Examples: melancholy, melanoma, melodrama

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**Prefix: meta

**

Meaning: change, beyond, after

Examples: metaphysics, metamorphosis, metastasis

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Prefix: micro

Meaning: small

Examples: microscope, micronutrient

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Root: migr

Meaning: move

Examples: immigrant, emigrate, migrant, migration

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Prefix: min

Meaning: small

Examples: minimum, miniature, miniscule, minute

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Prefix: mis

Meaning: wrong, bad

Examples: mistake, misinterpret, misogynist

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Root: miss (mit)

Meaning: send, cast

Examples: remit, dismiss, missile, emit

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Prefix: mono

Meaning: one

Examples: monotheism, monodiglyceride

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Root: mort

Meaning: death

Examples: mortuary, immortal, mortify

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Root: nat

Meaning: born

Examples: innate, natural, natal

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Root: neg

Meaning: no

Examples: negate, negative, renege

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Prefix: neo

Meaning: new

Examples: neophyte, neonatal, neologistic, neocolonialism

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Root: nov

Meaning: new

Examples: novice, renovate, novelty

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Root: null

Meaning: none

Examples: nullify, nullification, nulliparity

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Prefix: ob (op)

Meaning: in the way, against

Examples: object, objection, opposition, obscure

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Prefix: omni

Meaning: all

Examples: omnipotent, omniscient, omnivorous

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Root: opt

Meaning: best

Examples: optimal, optimum, optimize

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Suffix: ous

Meaning: having

Examples: adventurous, hazardous, nauseous, joyous

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Root: oxy

Meaning: sharp

Examples: oxymoron, oxidize

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Root: paleo

Meaning: ancient

Examples: paleontologist, Paleolithic, paleography

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Root: pan

Meaning: all

Examples: pandemic, panorama, pantheon, panacea

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Prefix: para

Meaning: beside, related

Examples: parallel, parasite, paramedic

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Root: path

Meaning: feeling

Examples: antipathy, sympathetic, psychopath, apathy

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Root: pel (puls)

Meaning: drive, push

Examples: dispel, repulse, compel, compulsion

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Root: ped

Meaning: foot, kid

Examples: pedestrian, pedometer, pediatrician, pedophile

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Root: peri

Meaning: around

Examples: perimeter, peripheral

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Root: phil

Meaning: loving

Examples: philanthropic, philosophy, pedophile

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Root: phob

Meaning: fear

Examples: hydrophobia, phobia, claustrophobic

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Prefix: poly

Meaning: many

Examples: polytheistic, polyamorous, polygon

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Root: pos

Meaning: put, place

Examples: position, compose, deposit

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Prefix: post

Meaning: after

Examples: posterior, postpone, postmortem

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Prefix: pre

Meaning: before

Examples: prevent, predetermined, precaution, preview

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Root: pseudo

Meaning: not genuine

Examples: pseudonym, pseudoscience

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Root: pug

Meaning: to fight

Examples: pugnacious, repugnant, pugilant

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Root: pul

Meaning: urge

Examples: compulsion, impulsive, expulsion

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Root: purg

Meaning: clean

Examples: purge, purgatory, expurgate

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Prefix: re

Meaning: again

Examples: regenerate, reassess, reconfigure

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Root: reg

Meaning: guide, rules

Examples: regulate, regular, regent, regime

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Prefix: retro

Meaning: back, backward

Examples: retroactive, retrospect, retrograde

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Root: san

Meaning: health

Examples: sane, sanity, insane, sanitation

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Root: scend

Meaning: climb, go

Examples: ascend, crescendo, descent

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Root: sci

Meaning: to know

Examples: science, conscience, conscious, omniscient

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Root: scrib

Meaning: write

Examples: scribe, prescribe, inscribe, describe

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Prefix: se

Meaning: apart

Examples: secede, seclude, serum

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Root: sect

Meaning: cut

Examples: dissect, intersect, section

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Root: sed

Meaning: sit

Examples: sediment, sedentary

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Root: sol

Meaning: comfort

Examples: consolation, solace

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Root: soph

Meaning: wise

Examples: philosophy, sophisticated, sophism

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Prefix: sub

Meaning: below, under

Examples: submarine, subpar

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Prefix: super

Meaning: higher in quality or quantity

Examples: superior, supernatural, superfan, superb

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Root: syn (sym)

Meaning: with, together

Examples: synonym, sympathy

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Root: tact

Meaning: to touch

Examples: contact, tactile

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Root: tax

Meaning: arrangement

Examples: syntax, taxonomy, ataxia

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Root: tele

Meaning: far

Examples: television, telephone, telescope, telegraph

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Root: tort

Meaning: twist

Examples: contort, distort, retort

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Prefix: trans

Meaning: across, through

Examples: transform, transaction, translate, transport

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Prefix: un

Meaning: not

Examples: unfair, unable, unfriendly, uncontrollable

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Prefix: uni

Meaning: one

Examples: unicycle, united, unison

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Root: vac

Meaning: empty

Examples: vacuum, vacant, evacuate

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Root: viv/vit

Meaning: life

Examples: vitality, vivacious

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Root: vor (vour)

Meaning: eat

Examples: devour, voracious, carnivore, herbivore

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Root: Xen

Meaning: Foreign

Examples: xenocide, xenophobic, xenophile

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