A-

Not, without

atypical, amoral, asymmetry

An-

Not, without

anaerobic, anarchy, analgesic

Anti-

Against, opposite

antibiotic, antidote, antipathy

Dis-

Apart, away, not

disconnect, disapprove, dislike

In-

Not

invisible, insecure, inappropriate

Im-

Not

impossible, immoral, impatient

Il-

Not

illegal, illegible, illogical

Ir-

Not

irregular, irresponsible, irrelevant

Mal-

Bad, wrong

malfunction, malnutrition, malevolent

Mis-

Wrong, incorrect

misunderstand, misplace, mislead

Non-

Not

nonessential, nonsense, nonexistent

Un-

Not, opposite of

unfair, unkind, unknown

Bene-

Good, well

benefit, benevolent, benediction

Co-

Together, with

cooperate, coauthor, coexist

Com-

Together, with

combine, companion, comply

Con-

Together, with

connect, construct, converge

Pro-

pstv, tmprl

Forward, in favor of

promote, progress, proactive

Re-

pstv, tmprl

Again, back

redo, restore, renew

Super-

pstv, sptl, tmprl

Above, beyond

superhuman, superior, supernatural

Ultra-

pstv, quant

Beyond, extreme

ultrasound, ultramodern, ultraviolet

Extra-

Outside, beyond

extraordinary, extraterrestrial, extracurricular

Ab-

Away from

absent, abnormal, abstain

Ad-

Toward

advance, adhere, adjacent

Circum-

Around

circumference, circumnavigate, circumvent

Ex-

Out, outside

exit, exhale, exclude

Exo-

Outside

exoskeleton, exoplanet, exoteric

Intra-

Within, inside

intravenous, intramural, intrastate

Intro-

Within, into

introvert, introduce, introspection

Inter-

Between

international, interact, intersect

Sub-

Under, below

submarine, subatomic, submerge

Infra-

Beneath, below

infrastructure, infrared, infrasonic

Super-

pstv, sptl, tmprl

Above, beyond

superstructure, superimpose, superior

Supra-

Above, beyond

supranational, supraclavicular, supraorbital

Trans-

Across, through

transport, transatlantic, transcend

Ante-

Before

antebellum, antedate, antechamber

Pre-

pstv, tmprl

Before

precede, prehistoric, preliminary

Post-

After

postwar, postgraduate, postscript

Re-

Again

rebuild, replay, renew

Pro-

pstv, tmprl

Forward

progress, prophesy, prolong

Retro-

Backward

retroactive, retrospect, retrograde

Peri-

Around

periodic, perinatal, perimeter

Chron-

Time

chronology, chronic, synchronize

Chrono-

Time

chronometer, chronicle, chronothermal

Mono-

One

monologue, monochrome, monolithic

Uni-

Single

unicycle, uniform, unilateral

Bi-

Two

bicycle, bifocal, bilateral

Di-

Double

dioxide, diploid, dichotomy

Tri-

Three

triangle, tricycle, trilateral

Quadri-

Four

quadrilateral, quadrant, quadruped

Tetra-

Four

tetrahedron, tetrapod, tetrarchy

Penta-

Five

pentagon, pentathlon, pentagram

Hexa-

Six

hexagon, hexapod, hexadecimal

Sept-

Seven

septennial, September, septet

Hepta-

Seven

heptagon, heptameter, heptathlon

Oct-

Eight

octopus, octave, octet

Octa-

Eight

octagon, octamerous, octennial

Non-

Nine

nonagon, nonary, nonuple

Ennea-

Nine

ennead, enneagram, enneapod

Dec-

Ten

decade, decimal, decagon

Deca-

Ten

decathlon, decagram, decapod

Cent-

Hundred

centennial, centimeter, centipede

Hecto-

Hundred

hectare, hectogram, hectometer

Milli-

Thousandth

millimeter, millisecond, milliliter

Kilo-

Thousand

kilometer, kilogram, kilowatt

Micro-

Small

microscope, microorganism, microchip

Mini-

Small

minivan, miniskirt, miniature

Macro-

Large

macroeconomics, macrophage, macrostructure

Mega-

Very large

megabyte, megalith, megastar

Giga-

Billion

gigabyte, gigawatt, gigahertz

Hyper-

Excessive

hyperactive, hypertension, hyperspace

Hypo-

Below

hypothermia, hypoglycemia, hypotension

Ultra-

pstv, quant

Extreme

ultrasound, ultramodern, ultraviolet

Super-

pstv, sptl, tmprl

Above

superhuman, superimpose, superior

Sub-

Below

submarine, subatomic, substandard

Semi-

Half

semicircle, semifinal, semicolon

Hemi-

Half

hemisphere, hemiplegia, hemicycle

Multi-

Many

multitask, multipurpose, multiverse

Poly-

Many

polygon, polyglot, polyester