Prefixes & Roots 2025–2026 – Academic Word Study Guide |
Middle & High School – Full Packet with Practice and Answers
Dump of SAT Prep Vocabulary Help
Prefix: a/an - correct answer not, without (abyss, achromatic, anhydrous)
Prefix: a - correct answer at, in, on, to (afire, ashore, aside)
Prefix: ab - correct answer from, away, off (abduct, abnormal, absent)
Prefix: acu - correct answer sharp (acute, acupressure, acupuncture, acuity)
Prefix: ad/ac/af/ag/ap/at/as/al - correct answer to, toward, near (adulterate, adjunct, attend,
alleviate)
Prefix: acro - correct answer top, height, tip, beginning (acrobat, acronym, acrophobia)
Root: act - correct answer do (activity, interaction, react)
Prefix: aer/o - correct answer air (aerate, aerial, aerospace)
Prefix: agr/i/o - correct answer farming (agriculture, agribusiness, agrarian)
Root: alb - correct answer white (albino, albumen, albacore)
Root: alg/o - correct answer pain (neuralgia, analgesic, nostalgia)
Prefix: ambi, amphi - correct answer both (ambidextrous, ambiguous, ambivalence)
Prefix: ambul - correct answer walk, move (amble, ambulant, ambulance)
Prefix: ami/o - correct answer love (amiable, amity, amorous)
Prefix: amic - correct answer friendly (amicable, amicably, dynamic)
Prefix: ana - correct answer up, back, again, throughout (anachronism, anabasis, anabiosis)
Prefix: andr/o - correct answer man, male (androgynous, android, misandry)
Prefix: anim - correct answer life, spirit (animal, animate, equanimity)
Root: ann/enn - correct answer year (anniversary, annual, millennium)
Prefix: ante - correct answer before (antecede, antemeridian, anteroom)
Prefix: anth/o - correct answer flower (amaranth, anthozoan chrysanthemum)
Prefix: anthrop/o - correct answer human (anthropology, anthropomorphism, philanthropy)
, Prefix: anti - correct answer against (antibody, antiseptic, antisocial)
Prefix: apo, apho - correct answer away from, separate, off (aphorism, apology, apostrophe)
Root: aqu/a - correct answer water (aquarium, aquatic, aqueduct)
Root: arbor - correct answer tree (arborist, arbor, arborous)
Prefix: arch - correct answer chief, most important (archbishop, archenemy, matriarch)
Prefix: arche/i - correct answer primitive, ancient, origin (archaic, archaeology, archive)
Prefix: arthr/o - correct answer joint, jointed (arthroscope, arthritis, arthropod) [physical*]
Root: art - correct answer skill (artifact, artisan, artist)
Prefix: astro, aster - correct answer stars, outer space (astronaut, astronomer, asterisk)
Root: aud/i/io - correct answer hear (audible, audience, audiovisual)
Prefix: auto - correct answer self (autocrat, autograph, automatic)
Prefix: avi/a - correct answer bird (aviary, aviatrix, aviation)
Prefix: bar/i/o - correct answer pressure, weight (baric, baryon)
Root: bell/i - correct answer war (bellicose, belligerent, rebel)
Prefix: bene - correct answer good (benefactor, beneficial, benevolent)
Prefix: bi - correct answer two, twice (biannual, binoculars, bilateral)
Prefix: bibli/o - correct answer book (bibliography, bibliomania, bibliophile)
Prefix: bio - correct answer life, living matter (biography, biology, biosphere)
Prefix: blast/o - correct answer cell, immature cell (blastula, fibroblast blastoderm)
Root: burs - correct answer pouch, purse (bursar, bursary, disburse)
Root: calc - correct answer stone (calcite, calcium, calcification)
Root: cand - correct answer glowing, to shine (candle, incandescent)
Root: capt, cept, ceive - correct answer take, hold (intercept, susceptible, captivating, perceive)
Prefix: cardi/o - correct answer heart (cardiac, cardiogenic, cardiologist)
Root: carn/i - correct answer flesh, meat (carnivorous, carnal, incarnate)
Prefix: cata - correct answer downward*, intensive, according to (cataclysm, catastrophic,
catalog)
Middle & High School – Full Packet with Practice and Answers
Dump of SAT Prep Vocabulary Help
Prefix: a/an - correct answer not, without (abyss, achromatic, anhydrous)
Prefix: a - correct answer at, in, on, to (afire, ashore, aside)
Prefix: ab - correct answer from, away, off (abduct, abnormal, absent)
Prefix: acu - correct answer sharp (acute, acupressure, acupuncture, acuity)
Prefix: ad/ac/af/ag/ap/at/as/al - correct answer to, toward, near (adulterate, adjunct, attend,
alleviate)
Prefix: acro - correct answer top, height, tip, beginning (acrobat, acronym, acrophobia)
Root: act - correct answer do (activity, interaction, react)
Prefix: aer/o - correct answer air (aerate, aerial, aerospace)
Prefix: agr/i/o - correct answer farming (agriculture, agribusiness, agrarian)
Root: alb - correct answer white (albino, albumen, albacore)
Root: alg/o - correct answer pain (neuralgia, analgesic, nostalgia)
Prefix: ambi, amphi - correct answer both (ambidextrous, ambiguous, ambivalence)
Prefix: ambul - correct answer walk, move (amble, ambulant, ambulance)
Prefix: ami/o - correct answer love (amiable, amity, amorous)
Prefix: amic - correct answer friendly (amicable, amicably, dynamic)
Prefix: ana - correct answer up, back, again, throughout (anachronism, anabasis, anabiosis)
Prefix: andr/o - correct answer man, male (androgynous, android, misandry)
Prefix: anim - correct answer life, spirit (animal, animate, equanimity)
Root: ann/enn - correct answer year (anniversary, annual, millennium)
Prefix: ante - correct answer before (antecede, antemeridian, anteroom)
Prefix: anth/o - correct answer flower (amaranth, anthozoan chrysanthemum)
Prefix: anthrop/o - correct answer human (anthropology, anthropomorphism, philanthropy)
, Prefix: anti - correct answer against (antibody, antiseptic, antisocial)
Prefix: apo, apho - correct answer away from, separate, off (aphorism, apology, apostrophe)
Root: aqu/a - correct answer water (aquarium, aquatic, aqueduct)
Root: arbor - correct answer tree (arborist, arbor, arborous)
Prefix: arch - correct answer chief, most important (archbishop, archenemy, matriarch)
Prefix: arche/i - correct answer primitive, ancient, origin (archaic, archaeology, archive)
Prefix: arthr/o - correct answer joint, jointed (arthroscope, arthritis, arthropod) [physical*]
Root: art - correct answer skill (artifact, artisan, artist)
Prefix: astro, aster - correct answer stars, outer space (astronaut, astronomer, asterisk)
Root: aud/i/io - correct answer hear (audible, audience, audiovisual)
Prefix: auto - correct answer self (autocrat, autograph, automatic)
Prefix: avi/a - correct answer bird (aviary, aviatrix, aviation)
Prefix: bar/i/o - correct answer pressure, weight (baric, baryon)
Root: bell/i - correct answer war (bellicose, belligerent, rebel)
Prefix: bene - correct answer good (benefactor, beneficial, benevolent)
Prefix: bi - correct answer two, twice (biannual, binoculars, bilateral)
Prefix: bibli/o - correct answer book (bibliography, bibliomania, bibliophile)
Prefix: bio - correct answer life, living matter (biography, biology, biosphere)
Prefix: blast/o - correct answer cell, immature cell (blastula, fibroblast blastoderm)
Root: burs - correct answer pouch, purse (bursar, bursary, disburse)
Root: calc - correct answer stone (calcite, calcium, calcification)
Root: cand - correct answer glowing, to shine (candle, incandescent)
Root: capt, cept, ceive - correct answer take, hold (intercept, susceptible, captivating, perceive)
Prefix: cardi/o - correct answer heart (cardiac, cardiogenic, cardiologist)
Root: carn/i - correct answer flesh, meat (carnivorous, carnal, incarnate)
Prefix: cata - correct answer downward*, intensive, according to (cataclysm, catastrophic,
catalog)
