1. Examples = biology, vital
Root = bio, vit
Meaning = life
Examples = biology, vital

2. Root = psych(o)
Meaning = mind, spirit
Examples = psychology,
psychoanalysis

3. Examples = geophysics, terrain
Root = geo, terr
Meaning = earth
Examples = geophysics, terrain

4. Examples = astronomical, stellar
Root = astr(o), stell
Meaning = star
Examples = astronomical, stellar

5. Meaning = study of, science of
Root = (o)logy
Meaning = study of, science of
Examples = geology, astrology

6. Meaning = to do; driven to do
Root = act
Meaning = to do; driven to do
Examples = actor, active

7. Examples = cosmos, cosmology
Root = cosm(o)
Meaning = universe
Examples = cosmos, cosmology

8. Root = graph, gram, scrib, script
Meaning = to write
Examples = graphic, scribble

9. Meaning = like; related to
Root = -ic
Meaning = like; related to
Examples = cosmic, psychic

10. Root = -ion, -tion, -ism, -y
Meaning = act of; state of
Examples = action, question

11. Examples = polygon, polynomial
Root = poly
Meaning = many
Examples = polygon, polynomial

12. Examples = autograph, autobiography
Root = auto
Meaning = self
Examples = autograph, autobiography

13. Examples = vision, video
Root = vis, vid
Meaning = to see
Examples = vision, video

14. Examples = television, telegraph
Root = tele
Meaning = from afar
Examples = television, telegraph

15. Examples = petrograph, petrify
Root = petr
Meaning = rock
Examples = petrograph, petrify

16. Examples = android, anthropology
Root = andr(o), anthrop
Meaning = male, mankind
Examples = android, anthropology

17. Examples = paternal, patrician
Root = patr, pater
Meaning = father
Examples = paternal, patrician

18. Examples = maternal, maternity
Root = matr, mater
Meaning = mother
Examples = maternal, maternity

19. Examples = pediatrician, pedagogue
Root = ped
Meaning = child
Examples = pediatrician, pedagogue

20. Examples = democracy, demographics
Root = dem(o)
Meaning = people
Examples = democracy, demographics

21. Examples = impossible, unimaginable
Root = a, an, im, in, non, un
Meaning = not; without
Examples = impossible, unimaginable

22. Root = ant, anti, contra, contro
Meaning = against; opposite
Examples = contradict, antitrust

23. Meaning = government; rule
Root = crat, crac
Meaning = government; rule
Examples = democracy, demographics

24. Examples = hyperactive, supervisor
Root = hyper, super, sur
Meaning = over; above
Examples = hyperactive, supervisor

25. Examples = submarine, hypocrisy
Root = hypo, sub
Meaning = under; below
Examples = submarine, hypocrisy

26. Examples = aquatic, hydroplane
Root = aqua, hydro
Meaning = water
Examples = aquatic, hydroplane

27. Examples = nautical, navigate
Root = naut, nav
Meaning = to sail
Examples = nautical, navigate

28. Examples = metronome, millimeter
Root = met, meter
Meaning = to measure
Examples = metronome, millimeter

29. Examples = chronology, tempo
Root = chrono, temp
Meaning = time
Examples = chronology, tempo

30. Examples = navigable, responsible
Root = ible, able
Meaning = able to be
Examples = navigable, responsible

31. Examples = dermis, dermatology
Root = derm(a)
Meaning = skin
Examples = dermis, dermatology

32. Examples = anthritis, arthropod
Root = arthr
Meaning = joint
Examples = anthritis, arthropod

33. Examples = bronchial, bronchitis
Root = bronch
Meaning = windpipe
Examples = bronchial, bronchitis

34. Examples = cardiology, cardiovascular
Root = cardio
Meaning = heart
Examples = cardiology, cardiovascular

35. Examples = hydrocephaly, capable
Root = cephal, cap
Meaning = head, brain
Examples = hydrocephaly, capable

36. Examples = manual, manicure
Root = manu, mani
Meaning = hand
Examples = manual, manicure

37. Examples = podiatrist, pedal
Root = pod, ped
Meaning = foot
Examples = podiatrist, pedal

38. Examples = optometrist, optical
Root = opt(o)
Meaning = eye, sight
Examples = optometrist, optical

39. Examples = corpse, corpulent
Root = corp
Meaning = body
Examples = corpse, corpulent

40. Examples = hematology, hematoma
Root = hem
Meaning = blood
Examples = hematology, hematoma

41. Examples = prototype, primitive
Root = prim(o), proto
Meaning = first
Examples = prototype, primitive

42. Examples = monotone, unicycle
Root = mono, uni
Meaning = one
Examples = monotone, unicycle

43. Examples = bicameral, digraph
Root = bi, di, tu, du
Meaning = two
Examples = bicameral, digraph

44. Examples = triathlon, triangle
Root = tri
Meaning = three
Examples = triathlon, triangle

45. Examples = quadratic, tetrahedron
Root = tetra, quadr
Meaning = four
Examples = quadratic, tetrahedron

46. Examples = pentathlon, quintuplet
Root = penta, quint
Meaning = five
Examples = pentathlon, quintuplet

47. Examples = octagon, octopus
Root = oct
Meaning = eight
Examples = octagon, octopus

48. Examples = decade, decimal
Root = dec
Meaning = ten
Examples = decade, decimal

49. Examples = hectare, century
Root = hecto, cent
Meaning = hundred
Examples = hectare, century

50. Examples = millimeter, kilometer
Root = kilo, mill
Meaning = thousand
Examples = millimeter, kilometer

51. Examples = macrocosm, macron
Root = macro
Meaning = big
Examples = macrocosm, macron

52. Examples = megadose, magnificent
Root = mega, magn
Meaning = great, large
Examples = megadose, magnificent

53. Examples = micron, minimum
Root = micro, mini
Meaning = small
Examples = micron, minimum

54. Examples = benefit, bonafide
Root = bene, bon
Meaning = good
Examples = benefit, bonafide

55. Examples = malicious, dismal
Root = mal
Meaning = bad
Examples = malicious, dismal

56. Examples = previous, foreshadow
Root = fore, pre, pro
Meaning = before
Examples = previous, foreshadow

57. Root = post
Meaning = after
Examples = posthumous,
posterior

58. Meaning = with, together
Root = co, com, con, sum, syn
Meaning = with, together
Examples = cooperater, symphony

59. Examples = portable, airport
Root = port
Meaning = to carry
Examples = portable, airport

60. Examples = transport, transit
Root = trans
Meaning = across
Examples = transport, transit

61. Examples = regurgitate, retread
Root = re
Meaning = back, again
Examples = regurgitate, retread

62. Examples = reject, inject
Root = jet, ject
Meaning = to throw
Examples = reject, inject

63. Examples = mobile, motivate
Root = mob, mot, mov
Meaning = to move
Examples = mobile, motivate

64. Examples = dictate, contradict
Root = dict
Meaning = to speak
Examples = dictate, contradict

65. Meaning = to cut, separate
Root = sect
Meaning = to cut, separate
Examples = section, sector

66. Meaning = to love, lover of
Root = phil, phile, philo
Meaning = to love, lover of
Examples = philanthropy, philosopher

67. Examples = bibliophile, bibliography
Root = biblio
Meaning = book
Examples = bibliophile, bibliography

68. Examples = microscope, spectator
Root = scop, spec, spic
Meaning = to look
Examples = microscope, spectator

69. Examples = orbit, cyclical
Root = cycl, orb, sphere
Meaning = round circle
Examples = orbit, cyclical

70. Examples = hemishphere, semi-circle
Root = semi, hemi
Meaning = half, part
Examples = hemishphere, semi-circle

71. Examples = telephone, phonograph
Root = phono
Meaning = sound
Examples = telephone, phonograph

72. Examples = hydrophobia, agoraphobia
Root = phobia
Meaning = fear of
Examples = hydrophobia, agoraphobia

73. Examples = photosynthesis, illuminate
Root = photo, lum
Meaning = light
Examples = photosynthesis, illuminate

74. Examples = chromatic, chromosome
Root = chrom
Meaning = color
Examples = chromatic, chromosome

75. Examples = flammable, ignite
Root = flam, pyro, igni
Meaning = fire
Examples = flammable, ignite

76. Examples = transmit, mission
Root = miss, mitt
Meaning = to send
Examples = transmit, mission

77. Meaning = not, reverse of, apart, away
Root = dis, diff
Meaning = not, reverse of,
apart, away
Examples = disinterest, different

78. Root = flect, flex
Meaning = to bend
Examples = deflect,
flexible

79. Examples = circumspect, pericardium
Root = circum, peri
Meaning = around
Examples = circumspect, pericardium

80. Examples = construct, destruct
Root = struct
Meaning = to build
Examples = construct, destruct

81. Examples = fracture, interrupt
Root = frac, frag, rupt
Meaning = to break
Examples = fracture, interrupt

82. Examples = contract, distract
Root = tract
Meaning = pull
Examples = contract, distract

83. Meaning = to join, meet or link
Root = junct, join, jug
Meaning = to join, meet or link
Examples = conjunction, disjointed

84. Examples = median, Mesoamerica
Root = meso, medi
Meaning = middle
Examples = median, Mesoamerica

85. Examples = deconstruct, decline
Root = de
Meaning = down
Examples = deconstruct, decline

86. Examples = vivid, vivacious
Root = viv
Meaning = to live
Examples = vivid, vivacious

87. Examples = process, succeed
Root = cede, ceed, cess
Meaning = go, yield
Examples = process, succeed

88. Examples = credible, incredulous
Root = cred
Meaning = believe
Examples = credible, incredulous

89. Meaning = companion, friend
Root = soci
Meaning = companion, friend
Examples = sociology, society

90. Root = strain, strict, string
Meaning = bind, tie, or draw tight
Examples = constrain, restrict

91. Root = cit, civ
Meaning = citizen
Examples = city, civic

92. Meaning = air, atmosphere
Root = aer(o)
Meaning = air, atmosphere
Examples = aerial, aerobics

93. Examples = alteration, alternate
Root = alter
Meaning = change
Examples = alteration, alternate

94. Meaning = between, among
Root = inter
Meaning = between, among
Examples = interstate, interlude

95. Meaning = inward, within
Root = intra
Meaning = inward, within
Examples = intradistrict, intramural

96. Meaning = within, inside, inner
Root = endo
Meaning = within, inside, inner
Examples = endoscope, endotherm

97. Examples = extend, except
Root = ex
Meaning = out, away
Examples = extend, except

98. Examples = retrospect, retrofit
Root = retro
Meaning = back, behind
Examples = retrospect, retrofit

99. Examples = thermometer, thermal
Root = therm(o)
Meaning = heat
Examples = thermometer, thermal

100. Meaning = inflammation of
Root = itis
Meaning = inflammation of
Examples = dermatitis, arthritis

101. Examples = levitate, levee
Root = lev
Meaning = to lift, raise
Examples = levitate, levee

102. Examples = mechanic, mechanism
Root = mech
Meaning = machine
Examples = mechanic, mechanism

103. Examples = jury, judge, justify
Root = jur, jus, jud
Meaning = law, justice
Examples = jury, judge, justify

104. Root = vers, vert, rota, volv
Meaning = to turn
Examples = transverse, vertical, rotate

105. Examples = utilize, user
Root = use, uti
Meaning = to use
Examples = utilize, user

106. Examples = pandemic, panorama
Root = pan
Meaning = all
Examples = pandemic, panorama

107. Examples = ideology, ideogram
Root = ideo
Meaning = idea
Examples = ideology, ideogram

108. Meaning = same, identical
Root = homo
Meaning = same, identical
Examples = homophone, homogeneous

109. Examples = solitary, soliloquy
Root = sol(i)
Meaning = alone
Examples = solitary, soliloquy

110. Examples = technology, technician
Root = techn
Meaning = art, skill
Examples = technology, technician

111. Examples = influx, influenza
Root = flu
Meaning = to flow
Examples = influx, influenza

112. Examples = intoxicate, toxic
Root = tox
Meaning = poison
Examples = intoxicate, toxic

113. Examples = urban, suburban
Root = urb
Meaning = city
Examples = urban, suburban

114. Examples = vacuum, vacuous, vacate
Root = vac, void
Meaning = to be empty
Examples = vacuum, vacuous, vacate

115. Examples = generation, genesis
Root = gen
Meaning = birth, origin
Examples = generation, genesis

116. Examples = conform, transform
Root = form
Meaning = to shape
Examples = conform, transform

117. Examples = erratic, errand
Root = erra
Meaning = to wonder
Examples = erratic, errand

118. Examples = assimilate, simile
Root = simil
Meaning = to resemble
Examples = assimilate, simile

119. Examples = postmortem, immortal
Root = mort
Meaning = to die
Examples = postmortem, immortal

120. Examples = terrarium, planetarium
Root = -arium
Meaning = place where
Examples = terrarium, planetarium

121. Examples = resurgence, resurrection
Root = surg, surrect
Meaning = rise
Examples = resurgence, resurrection

122. Examples = degrade, transgress
Root = grad, gress
Meaning = to step
Examples = degrade, transgress

123. Examples = implore, deplorable
Root = plor
Meaning = to cry out
Examples = implore, deplorable

124. Meaning = intense craving
Root = mania
Meaning = intense craving
Examples = megalomania, kleptomania

125. Examples = dormitory, dormant
Root = drom
Meaning = sleep
Examples = dormitory, dormant

126. Examples = fortify, comfortable
Root = fort
Meaning = strong
Examples = fortify, comfortable

127. Examples = holistic, Holocaust
Root = hol(o)
Meaning = entire, whole
Examples = holistic, Holocaust

128. Meaning = straight, right
Root = ortho
Meaning = straight, right
Examples = orthodox, orthodontia

129. Examples = consequence, sequential
Root = sequ, secu
Meaning = follow
Examples = consequence, sequential

130. Meaning = nature, growth
Root = physi
Meaning = nature, growth
Examples = metaphyics, physiology

131. Examples = zoology, zoophyte
Root = zoo
Meaning = animal
Examples = zoology, zoophyte

132. Examples = equestrian, equine
Root = equ
Meaning = horse
Examples = equestrian, equine

133. Examples = foliage, folio, exfoliate
Root = foli
Meaning = leaf
Examples = foliage, folio, exfoliate

134. Examples = heliosphere, solar
Root = heli(o) & sol
Meaning = sun
Examples = heliosphere, solar

135. Examples = antithesis, hypothesis
Root = thesis
Meaning = set, place, put
Examples = antithesis, hypothesis

136. Meaning = commotion, agitation
Root = turb
Meaning = commotion, agitation
Examples = disturb, turbulence

137. Examples = appendage, impending
Root = pend
Meaning = hang, weigh
Examples = appendage, impending

138. Examples = nominate, denomination
Root = nom, nym
Meaning = name
Examples = nominate, denomination

139. Meaning = please, soothe, gentle
Root = plac
Meaning = please, soothe, gentle
Examples = placate, complacent

140. Examples = tenacious, detention
Root = ten
Meaning = hold
Examples = tenacious, detention