Prefixes & Suffixes

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Prefix is a word part that can be added
to the beginning of a word to make a
new word.
 Suffix is a word part that can be added
to the end of a word to make a new
word.
 Root Word is the word that is left over
when prefixes and suffixes have been
removed.

Prefix
multi means
many
Examples: multiply
multipurpose
pre means
before
Prefix
Examples: prelude,
precondition,
precede
against/opposite
Examples: anti-aircraft,
antibiotic, anticlimax
one
Examples: monopoly,
monorail, monologue
Prefix
bio means
life
Examples:
biography,
biology, biosphere
two
Examples: bicycle,
biweekly, biannual
Prefix
counter
means
opposite direction
Examples:
counterclockwise
counteract
Prefix de means
down
Example: descend
good
Examples: benefit,
benefactor,
beneficial
between/among
Examples: interact.
interchange
Inside/within
Examples:
intramural,
intravenous
against or
opposite
Example:
contraceptive
Prefix
hemi means
half
Example: hemisphere
Prefix
peri
means
round
Examples: periscope,
perimeter
after
Examples: postpone,
postgame
in support of
in favor of
Examples: proAmerican, pro-life
Half
Examples: semicircle,
semi-conscious
Prefix sub means
Under
Examples:
submarine, subsoil
Distance
Examples: television,
telegraph
Prefix therm means
Heat
Examples:
thermometer,
thermostat
across
Examples:
transatlantic,
transcontinental
Prefix geo means
earth
Examples:
geometry,
geography geology
Prefix
un means
not
Examples: unreal,
unhappy
Prefix dic means
say
Examples:
dictionary, dictate
not, reverse
Examples: dismiss,
disrespect
blood
Examples:
hemorrhage,
hemophilia
billionth
Examples:
nanosecond,
nanobucks
Prefix omni means
all
Examples:
omniscient,
omnivorous
shape/form
Examples:
morphology,
metamorphosis
killing
Examples: suicide,
genocide
cutting
Examples:
appendectomy,
tonsilectomy
one who
believes in
Examples: communist,
terrorist
without
Examples: childless,
endless
Suffix logy means
study field of
Examples: biology,
geology, cardiology
Suffix phobia means
exaggerated fear
Examples:
claustrophobia,
arachnaphobia
Suffix ism means
the belief in
Examples:
communism,
terrorism
Prefix that means one?
un
mono
unicycle, universe
monologue
Prefix that means two?
bi
du
bicycle duet
Prefix that means three?
tri
tricycle
triangle
Prefix that means four?
quad
tetra
quadruplets
tetrameter
Prefix that means five?
quint penta
quintuplets
pentagon
Prefix that means six?
sex
hex
sextuplets
hexagon
Prefix that means seven?
sept
september
Prefix that means eight?
oct
octagon
Prefix that means nine?
nov
novena
Prefix that means ten?
dec
decade

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