Essential Word Roots

amphibian
amphibious
antibiotic
autobiography
biodegradable
biodiversity
biographer
biographical
biography
biohazard
biology
biomass
biome
bionic
biopsy
biosphere
biotic
microbe
microbiology
symbiosis
symbiotic
anarchist
anarchy
arch
archaeologist
archaeology
archaic
archetype
archipelago
architect
architecture
archival
archive
matriarch
matriarchy
monarch
monarchy
oligarch
oligarchy
patriarch
patriarchy
cataclysm
cataclysmic
catalogue
catalyst
catapult
cataract
catastrophe
catastrophic
catatonic
categorical
category
cathedral
catheter
cation
scaffold
autobiography
autochthonous
autocracy
autocrat
autocratic
autodidact
autograph
autoimmune
automatic
automation
automobile
automotive
autonomous
autonomy
autopsy
autobiography
autograph
bibliography
biography
calligraphy
cartography
cryptography
diagram
epigram
epigraph
grammar
graphic
graphology
hologram
holograph
lexicographer
lithography
monogram
monograph
orthography
paragraph
photograph
pictograph
stenography
telegram
telegraph
alma mater
madrigal
material
maternity
matriarch
matricide
matriculate
matrimony
matrix
matron
matronymic
matter
metropolis
mother
anachronism
anachronistic
asynchronous
chronic
chronicle
chronograph
chronological
chronology
chronometer
contemporary
contretemps
extemporaneous
extemporize
synchronicity
synchronize
tempo
temporal
temporary
amorous
paramour
enamored
amateur
amity
amicable
amiable
philanthropist
philosophy
philosophical
philology
philatelist
bibliophile
oenophile
animadversion
animadvert
animate
animated
animation
animatronics
animism
animosity
animus
equanimity
equanimous
inanimate
magnanimity
magnanimous
pusillanimous
unanimous
amble
ambulance
ambulate
ambulatory
funambulist
perambulate
preamble
scramble
somnambulate
somnambulist
contort
contorted
contortion
contortionist
distort
distorted
distortion
extort
extortion
extortionate
retort
torque
torsion
tort
tortious
tortuous
torture
torturous
aggravate
aggravated
aggravation
aggrieve
grave
gravitas
gravitate
gravity
grief
grievance
grieve
grievous
concur
concurrence
concurrent
corridor
courier
course
currency
current
curriculum
curriculum vitae
cursive
cursory
discursive
extracurricular
incur
occur
occurrence
precursor
precursory
recur
recurrent
recursive
clause
claustrophobia
claustrophobic
cloister
close-knit
closure
conclude
conclusion
conclusive
disclose
disclosure
enclose
enclosure
exclude
exclusion
exclusive
exclusively
foreclose
foreclosure
include
inclusion
inclusive
inconclusive
occlude
preclude
recluse
reclusive
seclude
seclusion
accreditation
accredited
credence
credential
credenza
credibility
credible
credit
creditor
credo
credulous
creed
discredit
incredible
incredulity
incredulous
miscreant
recreant
admission
admit
commission
commit
committee
compromise
demise
dismiss
emissary
emission
emit
intermittent
manumission
manumit
missile
mission
missionary
missive
omit
permission
permit
promise
remission
remit
submissive
submit
surmise
transmission
transmit
unremitting
abrupt
abruptness
bankrupt
corrupt
corruption
disrupt
disruption
disruptive
erupt
eruption
interrupt
interruption
irrupt
rout
route
rupture
elucidate
illuminate
illumination
lucid
luminary
luminescence
luminescent
luminous
pellucid
translucent
abduct
abduction
adduce
aqueduct
conducive
conduct
conductivity
conductor
deduce
deduct
deduction
ducal
duct
ductile
educate
educe
induce
inducement
induct
induction
introduce
introduction
irreducible
produce
product
production
reduce
reduction
seduce
traduce
artifact
benefactor
facile
facilitate
facility
facsimile
fact
faction
factious
factitious
factor
factory
factotum
factual
faculty
malefactor
manufacture
putrefaction
abjure
adjudicate
conjure
injury
judge
judgment
judgmental
judicial
judiciary
judicious
jurisdiction
jurisprudence
jury
just
justice
justification
justify
perjury
prejudice
prejudiced
antebellum
bellicose
bellicosity
belligerence
belligerent
belligerently
casus belli
demilitarize
militance
militancy
militant
militarism
militaristic
militarization
military
militate
militia
rebel
rebellion
rebellious
comfort
comfortable
discomfort
effort
effortless
enforce
enforcement
force
forceful
fort
forte
fortification
fortify
fortitude
fortress
reinforcement
abdicate
addict
addiction
benediction
contradict
contradiction
dictate
dictator
dictatorship
diction
dictionary
dictum
edict
indicate
indict
indictment
interdict
jurisdiction
malediction
predict
prediction
valedictorian
verdict
vindictive
diffract
diffraction
fractal
fraction
fractious
fracture
fragile
fragility
fragment
fragmentation
frangible
infraction
refract
refraction
refractory
contraband
contradict
contraindicate
contrary
contrast
contravene
controversial
controversy
controvert
counterargument
counterclaim
counterfeit
counterintuitive
countermand
counterpart
encounter
benediction
benefactor
beneficence
beneficent
beneficial
benefit
benevolence
benevolent
benign
dismal
maladroit
malady
malaria
malcontent
malefactor
malevolent
malfeasance
malice
malignant
malodorous
ascribe
circumscribe
describe
description
inscribe
manuscript
proscribe
scribble
scribe
script
scripture
transcribe
transcript
transcription
compatriot
expatriate
expatriation
paternal
paternity
patriarch
patriarchy
patrician
patricide
patrilineal
patrimony
patriot
patriotic
patriotism
patron
patronage
patronizing
patronymic
patter
perpetrate
repatriate
repatriation
conform
conformable
conformation
cuneiform
deform
formal
formality
format
formation
formative
formula
formulate
formulation
inform
informal
information
informative
malformed
platform
reform
reformation
transform
transformation
uniform
cognition
cognitive
cognizant
cognoscente
connoisseur
incognito
precognition
recognition
recognizance
recognize
reconnaissance
reconnoiter
decade
decathlon
decimal
decibel
decimate
bicentennial
centennial
centenary
centigrade
century
percent
percentage
millennium
millipede
acrophobia
agoraphobia
arachnophobia
claustrophobia
claustrophobic
hydrophobia
phobia
phobic
triskaidekaphobia
xenophobic
zoophobia
telegram
telegraph
telekinesis
telemetry
telepathic
telepathy
telephone
teleport
telescope
televise ante
antebellum
antecede
antecedent
antechamber
antedate
antediluvian
antepenultimate
anterior
anteroom
magnum opus
magnitude
magniloquent
magnify
magnificent
magnificence
magnification
magnate
magnanimous
magnanimity
pyromaniac
monomania
megalomaniac
megalomania
maniacal
maniac
mania
kleptomaniac
egomaniac
bibliomania

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