14) sub- (under, below, less important) sub, subject, subway, subtitle, subdivide, submarine , sub-zero, submerge, submit, subordinate , subscribe , subsection, subsequent, subsidiary , subsidy , substance, substantial, substitute, subtract, suburb, subconsciously, subtly
15) infra- (below in a range, beyond) infrastructure , infrared
16) re- (again, back to a former state) react, reaction, recall, recede , receipt, recipient , reclaim , recognize, recognition, record, recorder, recover, recovery, recreation, recur , recycle , redundant , reflect, reflection, reflexion, reform, refrain , refresh, refreshment , refund , refute , reinforce, reject, remember, remind, removal, remove, renaissance , renew, repay , repeat, repeatedly, repel , repetition, replace, replacement, represent, representative, repression , reproduce, respect, respond, response, responsibility, responsible, restore, resume, return, reunion , revise, revive
17) co-, col-, com-, con-, cor- (with together) co-existence, cooperative , co-author, coalition , coherent , coincide , coincidence , collaboration , colleague, collide , collision, collocation, compassion, compassionate, concentric, confederation, conjoin, coordinate, correlate, correlation, correspond
18) inter- (between, among) interchange, interchangeable, interdependent, interpersonal, interview, interact , interaction, intercourse , interface , interfere, interference, Internet, interrupt, interval, intervene
19) macro- (large) macroeconomics , macrocosm , macrostructure
20) micro- (extremely small) microcomputer, microeconomics , microscope, microphone, microsurgery, microelectronics, microbiologist
21) super- (greater or more than) super, supermarket, supersonic , superman, superpower, supernatural, supervise , superb, superficial, superintendent , superior, superiority , supreme, supersystem
22) sur- (more than, beyond) surplus, surtax, surface, surpass , surround, survival, survive, suspect
23) ultra- (beyond, very, too) ultramodern, ultrasound, ultra-violet
24) auto- (of or by oneself) auto, autocriticism, autoland, automobile, automation , automatic, autobiography , autonomous , autonomy
25) mal- (bad, badly) malfunction, maltreat , malnutrition , malpractice
26) tele- (at or over a long distance, by or for television) telegram, television, telegraph, telephone, telecommunications , telescope, telescreen, teleswitch, televise
28) semi-, hemi- (half) semicircle, semiconductor, semi-colony , semifinal, hemisphere
29) uni-, mono- (one) uniform, unify , union, unique, unit, unite, unity, universe, universal, university, monologue , monoplane, monopoly , monotone, monotonous , carbon monoxide
30) bi-, di- (two) biweekly, bicycle, bilateral , billion, bilingual, dialogue, carbon dioxide
31) tri- (three) tricycle , triangle, triangular, trilogy , triple, trigonometry
32) quadri-, quadru- (four) quadruple, quadrangle
33) penta- (five) pentagon, Pentagon, Pentium
34) hexa- (six) hexagon, hexangular mill- (thousand) millennium, millimeter
35) sept- (seven) September, Sept-Wolves nona- (nine) nonagon, November
36) octa- (eight) octagon, octave, octopus, October 38) deci-, deca- (ten) decade, decimal
39) centi- (hundredth part) centigrade, centimeter, centipede, century
40) kilo- (thousand) kilo, kilometer, kilogram (me), kilowatt
42) multi- (many) multipurpose, multinational, multiple, multiply, multitude
43)counter-,anti-,contra- (opposite, against counteract, counterattack, counterclockwise, counterrevolutionary, antibiotic, antigravity, antimatter, antiwar, antinuclear, contradict , contradiction, contramissile, contranatural, contrary, contrast, anticonsumerism
44) mini- (smallest, short) minibus, miniskirt, minimum, minister, ministry, minor, minority, minute
45) max- (greatest) maximum, maximal, maximize
