Stem Lists
Stem List 1 (Sep. 29-Oct. 3)
ante = before (antebellum, antecedent, antedate, antennae)
anti = against (antibacterial, antiperspirant, anticlimactic)
bi = two (bilingual, biped, bicycle, biweekly, biannual, bipartisan)
circum = around (circumnavigate, circumference)
com = together (communicate, compound, compatible, committee, compact)
Stem List 2 (Oct. 6-Oct. 10)
con = together (connect, confine, contract, confederate, conjunction)
de = down (decrease, deduct, deposit, descent, decline)
dis = away (disperse, distract, dismiss, disprove, dissuade, disbelief)
equi = equal (equilibrium, equation, equitable, equator)
extra = beyond (extracurricular, extraordinary, extravagant)
Stem List 3 (Oct. 13-Oct. 17)
intro = into (introduction, introspective, introvert)
intra = within (intracellular, intramural, intramuscular, intravenous)
inter = between (intersection, interrupt, intervene, interject)
mis = bad (misbehave, misunderstand)
mal = bad (malfunction, malice, malnourished)
Stem List 4 (Oct. 20-Oct. 24)
pre = before (preview, pretest, predict, premonition, previous, preliminary)
sub = under (submarine, subway, subterranean, substitute, subtract)
post = after (postscript, postgraduate, posterity, posthumous, postgame)
semi = half (semicircle, semiaquatic, semiannual, semiformal, semiconscious)
non = not (nonstop, nonprofit, nonconformity, nonchalant, nonsense)
Stem List 5 (Nov. 3-Nov. 7)
super = over (supervise, superior, supersede, superfluous, superb)
syn = together (synchronize, synonym, syndrome, synthesis)
sym = together (sympathy, symmetry, symbiosis, symphony)
tri = three (tripod, tricycle, triangle)
un = not (unfit, unequal, undone, unconventional, unselfish, unreal)
Stem List 6 (Nov. 10-Nov. 14)
archy = government (monarchy, anarchy, patriarch, matriarchal)
ard = always (coward, dullard, wizard)
cide = kill (pesticide, genocide, fungicide)
cian = specialist (musician, technician, beautician, physician)
itis = inflammation (appendicitis, tonsillitis, arthritis, gingivitis)
Stem List 7 (Nov. 17-Nov. 21)
aqua = water (aquatic, aquarium, aqueduct, aquamarine)
audi = hear (auditorium, auditory, audible, audience, audio)
bell = war (bellicose, belligerent, antebellum, bellow, rebellion)
cap = take (captive, capture, captivate, capsize, capable, reciprocate)
cise = cut (incision, precise, excise, concise, exercise, ostracize)
Stem List 8 (Dec. 1-Dec. 5)
bio = life (biography, biology, biodiversity, bionics, biome)
auto = self (autobiography, automobile, autograph, automatic)
port = carry (transport, portable, import, report, important)
scribe = write (scribble, inscribe, describe, transcribe, proscribe, scribe)
logy = science (biology, anthropology, geology, mythology)
Stem List 9 (Dec. 8- Dec. 12)
dict = say (predict, dictate, contradict, diction, dictatorship)
cred = believe (credible, credence, credit, incredible, incredulous)
cent = one-hundred (centennial, century, centipede, percent, centimeter)
neo = new (Neolithic, neophyte, neologism, neonatal)
ad = to (adhere, admonish, adapt, adequate, adept, adhesive, unadorned, addition, admit)
Stem List 10 (Jan. 12-Jan. 16)
cede = go (proceed, recede, secede, intercede)
miss = send (dismiss, admission, mission, missile, commission)
centri = center (centrist, centrifuge, eccentric, central)
biblio = book (bibliography, bibliophile)
anthropo = man (anthropology, misanthrope, anthropomorphic)
Stem List 11 (Jan. 26-Jan. 30)
homo = same (homonym, homophone)
spec = look (spectacles, inspect, speculate)
duct = lead (conduct, deduct)
fer = carry (transfer, inference)
pend = hang (pendant, suspend, depend)
Stem List 12 (Feb. 2-Feb. 6)
micro=small (micron, microscope, microwave, microchip, microfiber, microorganism, micromanage)
hydro = water (hydrant, dehydrate, hydroplane, hydropower)
photo = light (photograph, photon, photosynthesis, photogenic)
pan = all (pandemic, panorama, panacea, pandemonium, panel)
penta = five (pentagon, pentagram, pentameter)
Stem List 13 (Feb. 9- Feb. 13)
tele = far (telescope, telephone, telepathy, telemarketer, telecast, telecommute, telegram, teleport)
vid = look (video, evidence, individual, avid, invidious, vivid)
omni = all (omnipotent, omniscient, omnipresent, omnivore)
ex = out (exit, excise, except, exonerate, exclusion, exact, exaggeration, excerpt)
poly = many (polygon, polyphony, polytheism, polynomial)
Stem List 14 (Feb. 16-Feb. 20)
re = again (rewind, review, reuse, renew, recall, reboot, react, return, retro, reenter, recede, rearrange)
hypo = under (hypodermic, hypothermia, hypochondria, hypocrite, hypothesis)
pseudo = false (pseudonym, pseudomorph, pseudograph, pseudoscience)
neuro = nerve (neurosurgeon, neuron, neuroscience, neurology, neurotoxin)
tomy = cut (appendectomy, tracheotomy)
Stem List 15 (March 9-March 13)
hema = blood (hematology, hematoma, hemorrhage, hemoglobin)
proto = first (prototype, proton)
phon = sound (symphony, telephone, cellphone, phonetic, microphone)
mono = one (monotonous, monotone, monopoly, monogram, monotheism)
viv = life (vivid, vivacious, revive, survive, vivisect)
Stem List 16 (March 16-March 20)
morph = shape (amorphous, morphology, anthropomorphism, endomorph, metamorphosis, polymorph)
vest = clothes (vestment, vestry, vested, divest, invest, vest)
bene = good (benefit, benevolent, benefactor, benign, beneficial)
pond = weight (ponder, ponderous, correspond, despondent)
corp = body (corpulent, corporation, corporal, corpse, incorporate)
Stem List 17 (March 30-April 2)
dorm = sleep (dormitory, dormant, dormer, dorm)
pater = father (paternalistic, paternity, patronize, paternal)
nov = new (novice, novel, innovate, novelty, renovate)
punct = point (puncture, punctual, acupuncture, punctuation)
ject = throw (eject, reject, interject, project, subject, inject, deject, projectile)
Stem List 18 (April 6- April 10)
tion = act or state (competition, reaction, devastation, adoption, attention, education, combination, implication)
loc = place (location, locomotive, local, allocate, locate, dislocate)
dox = opinion (orthodox, doxology, paradox)
amphi = both (amphibious, amphitheater, amphipod, amphibology)
magn = great (magnitude, magnificent, magnate, magnanimous, magnify)
Stem List 19 (April 13- April 17)
eu = good (euphoric, euphemism, eulogy, euthanasia, eugenics)
endo = within (endocrine, endoskeleton, endoscope)
phobia = fear (hydrophobia, claustrophobia, arachnophobia)
ortho = straight (orthodontics, orthopedic, orthodox)
put = think (compute, reputation, dispute, repute)
Stem List 20 (April 20- April 24)
ver = true (verify, verdict, veracity, veritable, verity, veracious, verbatim)
matri = mother (matriarch)
mega = large (megaphone, megaton)
pop = people (population, popular, populate, populous)
sangui = blood (sanguine, sanguinary, saguineous)
ante = before (antebellum, antecedent, antedate, antennae)
anti = against (antibacterial, antiperspirant, anticlimactic)
bi = two (bilingual, biped, bicycle, biweekly, biannual, bipartisan)
circum = around (circumnavigate, circumference)
com = together (communicate, compound, compatible, committee, compact)
Stem List 2 (Oct. 6-Oct. 10)
con = together (connect, confine, contract, confederate, conjunction)
de = down (decrease, deduct, deposit, descent, decline)
dis = away (disperse, distract, dismiss, disprove, dissuade, disbelief)
equi = equal (equilibrium, equation, equitable, equator)
extra = beyond (extracurricular, extraordinary, extravagant)
Stem List 3 (Oct. 13-Oct. 17)
intro = into (introduction, introspective, introvert)
intra = within (intracellular, intramural, intramuscular, intravenous)
inter = between (intersection, interrupt, intervene, interject)
mis = bad (misbehave, misunderstand)
mal = bad (malfunction, malice, malnourished)
Stem List 4 (Oct. 20-Oct. 24)
pre = before (preview, pretest, predict, premonition, previous, preliminary)
sub = under (submarine, subway, subterranean, substitute, subtract)
post = after (postscript, postgraduate, posterity, posthumous, postgame)
semi = half (semicircle, semiaquatic, semiannual, semiformal, semiconscious)
non = not (nonstop, nonprofit, nonconformity, nonchalant, nonsense)
Stem List 5 (Nov. 3-Nov. 7)
super = over (supervise, superior, supersede, superfluous, superb)
syn = together (synchronize, synonym, syndrome, synthesis)
sym = together (sympathy, symmetry, symbiosis, symphony)
tri = three (tripod, tricycle, triangle)
un = not (unfit, unequal, undone, unconventional, unselfish, unreal)
Stem List 6 (Nov. 10-Nov. 14)
archy = government (monarchy, anarchy, patriarch, matriarchal)
ard = always (coward, dullard, wizard)
cide = kill (pesticide, genocide, fungicide)
cian = specialist (musician, technician, beautician, physician)
itis = inflammation (appendicitis, tonsillitis, arthritis, gingivitis)
Stem List 7 (Nov. 17-Nov. 21)
aqua = water (aquatic, aquarium, aqueduct, aquamarine)
audi = hear (auditorium, auditory, audible, audience, audio)
bell = war (bellicose, belligerent, antebellum, bellow, rebellion)
cap = take (captive, capture, captivate, capsize, capable, reciprocate)
cise = cut (incision, precise, excise, concise, exercise, ostracize)
Stem List 8 (Dec. 1-Dec. 5)
bio = life (biography, biology, biodiversity, bionics, biome)
auto = self (autobiography, automobile, autograph, automatic)
port = carry (transport, portable, import, report, important)
scribe = write (scribble, inscribe, describe, transcribe, proscribe, scribe)
logy = science (biology, anthropology, geology, mythology)
Stem List 9 (Dec. 8- Dec. 12)
dict = say (predict, dictate, contradict, diction, dictatorship)
cred = believe (credible, credence, credit, incredible, incredulous)
cent = one-hundred (centennial, century, centipede, percent, centimeter)
neo = new (Neolithic, neophyte, neologism, neonatal)
ad = to (adhere, admonish, adapt, adequate, adept, adhesive, unadorned, addition, admit)
Stem List 10 (Jan. 12-Jan. 16)
cede = go (proceed, recede, secede, intercede)
miss = send (dismiss, admission, mission, missile, commission)
centri = center (centrist, centrifuge, eccentric, central)
biblio = book (bibliography, bibliophile)
anthropo = man (anthropology, misanthrope, anthropomorphic)
Stem List 11 (Jan. 26-Jan. 30)
homo = same (homonym, homophone)
spec = look (spectacles, inspect, speculate)
duct = lead (conduct, deduct)
fer = carry (transfer, inference)
pend = hang (pendant, suspend, depend)
Stem List 12 (Feb. 2-Feb. 6)
micro=small (micron, microscope, microwave, microchip, microfiber, microorganism, micromanage)
hydro = water (hydrant, dehydrate, hydroplane, hydropower)
photo = light (photograph, photon, photosynthesis, photogenic)
pan = all (pandemic, panorama, panacea, pandemonium, panel)
penta = five (pentagon, pentagram, pentameter)
Stem List 13 (Feb. 9- Feb. 13)
tele = far (telescope, telephone, telepathy, telemarketer, telecast, telecommute, telegram, teleport)
vid = look (video, evidence, individual, avid, invidious, vivid)
omni = all (omnipotent, omniscient, omnipresent, omnivore)
ex = out (exit, excise, except, exonerate, exclusion, exact, exaggeration, excerpt)
poly = many (polygon, polyphony, polytheism, polynomial)
Stem List 14 (Feb. 16-Feb. 20)
re = again (rewind, review, reuse, renew, recall, reboot, react, return, retro, reenter, recede, rearrange)
hypo = under (hypodermic, hypothermia, hypochondria, hypocrite, hypothesis)
pseudo = false (pseudonym, pseudomorph, pseudograph, pseudoscience)
neuro = nerve (neurosurgeon, neuron, neuroscience, neurology, neurotoxin)
tomy = cut (appendectomy, tracheotomy)
Stem List 15 (March 9-March 13)
hema = blood (hematology, hematoma, hemorrhage, hemoglobin)
proto = first (prototype, proton)
phon = sound (symphony, telephone, cellphone, phonetic, microphone)
mono = one (monotonous, monotone, monopoly, monogram, monotheism)
viv = life (vivid, vivacious, revive, survive, vivisect)
Stem List 16 (March 16-March 20)
morph = shape (amorphous, morphology, anthropomorphism, endomorph, metamorphosis, polymorph)
vest = clothes (vestment, vestry, vested, divest, invest, vest)
bene = good (benefit, benevolent, benefactor, benign, beneficial)
pond = weight (ponder, ponderous, correspond, despondent)
corp = body (corpulent, corporation, corporal, corpse, incorporate)
Stem List 17 (March 30-April 2)
dorm = sleep (dormitory, dormant, dormer, dorm)
pater = father (paternalistic, paternity, patronize, paternal)
nov = new (novice, novel, innovate, novelty, renovate)
punct = point (puncture, punctual, acupuncture, punctuation)
ject = throw (eject, reject, interject, project, subject, inject, deject, projectile)
Stem List 18 (April 6- April 10)
tion = act or state (competition, reaction, devastation, adoption, attention, education, combination, implication)
loc = place (location, locomotive, local, allocate, locate, dislocate)
dox = opinion (orthodox, doxology, paradox)
amphi = both (amphibious, amphitheater, amphipod, amphibology)
magn = great (magnitude, magnificent, magnate, magnanimous, magnify)
Stem List 19 (April 13- April 17)
eu = good (euphoric, euphemism, eulogy, euthanasia, eugenics)
endo = within (endocrine, endoskeleton, endoscope)
phobia = fear (hydrophobia, claustrophobia, arachnophobia)
ortho = straight (orthodontics, orthopedic, orthodox)
put = think (compute, reputation, dispute, repute)
Stem List 20 (April 20- April 24)
ver = true (verify, verdict, veracity, veritable, verity, veracious, verbatim)
matri = mother (matriarch)
mega = large (megaphone, megaton)
pop = people (population, popular, populate, populous)
sangui = blood (sanguine, sanguinary, saguineous)