1. Reversative Prefixes
1.1. Prefix
1.1.1. dis-/di-
1.1.1.1. Meaning
1.1.1.1.1. opposite
1.1.1.1.2. not
1.1.2. de-
1.1.2.1. opposite
1.1.2.1.1. decode degrade dehydrate depressed dehydratre deregulate decontrol deject decay derange decrease, decline
2. Prefixes of Attitude
2.1. co-,con-,com-
2.1.1. Meaning
2.1.1.1. with,jointly
2.1.2. Example
2.1.2.1. conjoin coeducation compact coexist cohesive coincidence combine commiserate committee communication community compare compatible collect co-ed (coeducational) coordinate concur collide conspire co-sign
2.1.3. pro-
2.1.3.1. favoring,in support of
2.1.3.1.1. Procommunist Pro-American Pro-abortion probable proceed procession proclaim procrastinate procure to obtain produce
3. Locative Prefixes
3.1. inter-
3.1.1. Meaninig
3.1.1.1. between
3.1.1.1.1. interbreed interfere interlude interrupt international interpersonal interchange
3.2. intra
3.2.1. Meaning
3.2.1.1. inside, within
3.2.1.1.1. intramural intravenous introduce introspect intra-department
3.3. trans-
3.3.1. Meaning
3.3.1.1. across,beyond
3.3.1.1.1. transplant
3.3.1.1.2. transform
3.3.1.1.3. transcontinental
3.4. under-
3.4.1. Meaning
3.4.1.1. below, beneath
3.4.1.1.1. underground underline undergarment underwear underdeveloped underestimate
4. Numerical Prefixes
4.1. uni-
4.1.1. uniform,unicellular,unicycle
4.2. mono-
4.2.1. monocarp,monochrome,monocle
4.3. bi-
4.3.1. bisexual,bilingual,bicycle
4.4. tri-
4.4.1. triangle,tricycle,tricolor
4.5. kilo-
4.5.1. kilogram,kilometer,kilohertz
4.6. centi-
4.6.1. centimeter,centigram,centigrade
4.7. milli-
4.7.1. milligram,millimeter,milliliter
4.8. hemi-,semi-
4.8.1. hemisphere,semicircle,semiautomatic
4.9. multi-
4.9.1. multiform,multilateral,multicolored
4.10. poly-
4.10.1. polyphonic,polyclinic,polygamy
5. Negative Prefixes
5.1. Prefix
5.1.1. un- (put "un-" before adjective or adverb
5.1.1.1. Meaning
5.1.1.1.1. not, reversal or cancellation of action or state
5.1.1.1.2. Example
5.1.2. non-
5.1.2.1. Meaning
5.1.2.1.1. not
5.1.2.1.2. Example
5.1.3. in (put "in-" before adjective) or (before vowels and "t","d","n" and "s")
5.1.3.1. Meaning
5.1.3.1.1. not
5.1.3.1.2. Example
5.1.4. im (put "im-" before adjective or adverb) or (before "b","m" and "p")
5.1.4.1. not
5.1.4.1.1. imbalance impolite immaterial impossible improper imperfect immature impatient immortal immoral immobile
5.1.5. ir- (before "r")
5.1.5.1. not
5.1.5.1.1. irresponsible irrelevant irregular irrationa
5.1.6. il- (before "l")
5.1.6.1. not
5.1.6.1.1. illegal illegible illiterate illogical
5.1.7. a-
5.1.7.1. not, without
5.1.7.1.1. asocial amoral atheist
6. Pejorative Prefixes
6.1. mis (put "mis-" before verb)
6.1.1. Meaning
6.1.1.1. badly , wrongly
6.1.2. Example
6.1.2.1. misread mislead misjudge misunderstand misspell misinterpret miscalculate
6.2. mal-
6.2.1. maladjusted maladroit malady malaise malapert malapropism malapropos malfunction maltreatment malnutrition
7. Prefixes of Time and Order
7.1. re-
7.1.1. again
7.1.1.1. Repaint Reschedule Reuse Retort Refrigerate
7.2. post-
7.2.1. after in time or order
7.2.1.1. Postwar Postgraduate Posttest Postpone postscript
7.3. ex-
7.3.1. Meaning
7.3.1.1. previous
7.3.1.1.1. ex-wife ,ex-husband ,ex-minister ,efface eject exist ex-president ex-wife excruciate
7.4. pre-
7.4.1. before, prior to, in front of
7.4.1.1. Precept Preface Pretest Prejudgment Pre--adolescent
8. Prefixes of Degree and Size
8.1. super-
8.1.1. superhuman
8.1.2. supermarket
8.1.3. superpower
8.2. sub-
8.2.1. substandard
8.2.2. subsoil
8.2.3. subnormal
8.2.4. subset
8.2.5. subordinate
8.2.6. subtitle
8.3. under-
8.3.1. uderrage
8.3.2. underdeveloped
8.3.3. undersecretary, undergraduate
8.4. hyper-
8.4.1. hypersensitive , hyperactive ,hypertension
8.5. hypo-
8.5.1. hypodermic , hypothermia , hypotension
8.6. mini-
8.6.1. minidisc,minibar,minibus,minicomputer,miniskirt
8.7. micro-
8.7.1. microcomputer,microchip,microorganism,microphone
8.8. extra-
8.8.1. extar-thin,extraordinary,extra-curricular
8.9. out-
8.9.1. outlive,outlast,outnumber,outgoing,outdoor,outflow
8.10. over-
8.10.1. overconfident,overburdened,overjoyed,overcoat,overcast
9. Conversion Prefixes
9.1. a-
9.1.1. aside,afoot,aback
9.2. be-
9.2.1. befriend,becloud,becalm
9.3. en-,em-
9.3.1. encage,endangerous,enmesh,enlarge,enlighten,embitter