词汇前缀与后缀
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around
peripheral, periscope
poly-
many
polygamous, polygon
post-
after
postgraduate, postpone
pre-
before
precede, predict, prevent
pro-
forward
progress, promotion
hypodermic, hypothetical
il-, im-, in-, ir-
into, not, against
illegitimate, inadequate
inter-
among. between
interpose, intervene
intra-
within
intramural, intravenous
around
circumference, circumscribe
co-, com-, con-
with
companion, concurrent
contra-, counter-
against
contradict, counteract
de-
not, from, down
degenerate, depress
quad-
four
quadriplegic, quadrangle
re-
again, back
reform, retain, regenerate
semi-
half, partially
semiannual, semiconscious
sub-
under
submarine, subtropical
super-, supra-
List of Prefixes: A-D
PREFIX
MEANING
EXAMPLES
a-, an-
not, without
anesthetic, atheist
ab-
away, from
abject, abscess
ad-, a-, ac-, as-
to, toward
access, admit, assist
ante
before
antecedent, anterior
anti-
against
antibiotics, antioxidant
auto-
self
autoimmune, autonomous
ben-
good
benefit, benign
bi-
two, both
bifocals, bipolar
circum-
di-, dis-
lack of, not, apart
disadvantage, displacement
Prefixes E-M
eu-
good, normal
eugenics, eulogy
ex-
out (oBiblioteka ), formerexpose, extract
exo-, ecto-, extra-, extro-
above, excessive
superlative, suprarenal
sym-, syn-
with, together
sympathy, synthetic
trans-
across, through
Transform, transportation
tri-
three
tricycle, triple
outside
exoskeleton, extraordinary
fore-
before
foresee, foreshadow
hemi-
half
hemisphere
hyper
above, excessive
hyperactive, hypertension
hypo-
under, insufficient
many
multiple, multitask
Prefixes: N-U
non-
not, lacking
nonfat, nonsense
ob-,o-, oc-, op-
against, over, completely
object, occur, omit, oppose
omni-
all
omnipotent, omnivorous
macro-
large
macrobiotic, macrocosm
mal-
bad
malfunction, malignant
micro-
small
microbe, microscope
mis-
wrong
misfortune, mistake
mono-
one
monolingual, monopoly
multi-
ultra-
beyond. excessive
ultraliberal, ultrasonic
un-
not
undeserved, unhappy
uni-
one
uniform, unilateral
Word Familiesshows you how these prefixes change one word family (act), and50 Latin Word Rootsshows how they are used with many roots, as well as giving a complete demonstration with one. You might also likeEnglish Word Origins,List of SuffixesorImportant Latin Roots.