Prefixes
de = down, away
in = not, into
ex = out, from
re = again, back
pro = forward
con = together, with
inter = between, among
circum = around
sub = under
pre = before
post = after
mis = wrong, badly
trans = across, beyond
ultra = beyond, extreme
dis = apart, not
un = not
anti = against
ad = to, toward
ab = away from
Roots
act = do, drive
anim = spirit, life
aqua = water
aud (audi) = hear
avi (avia) = bird
brev (brevi) = short
capt (cept) = take, hold
carni = flesh, meat
cede (ceed, cess) = go, yield
celer = fast
claim (clam) = call out, shout
clud (clus) = close
cogn (cogni) = know
cred = believe
cumul = mass, heap
dict = speak
duct = lead
dur = harden, to last, lasting
enni = year
equ (equi) = equal, fair
fract (frag) = break
gress = step
herbi = grass
juven = young
later = side
loqu = speak
lumin = light
manu = hand
mar = sea
memor/i = remember
miss (mitt) = send, let go
mob (mot, mov) = move
nom/in = name
nov = new
pos (posit) = place, put
pugn/a = fight
rupt = break, burst
scrib (script) = write, written
sect = cut
son = sound
spec/t = look, examine
struct = build
tact = touch
tempor = time
termin/a = end, limit
tort = twist
tract = drag, draw out, pull
ven/t = come
ver/i = truth
vers (vert) = turn
vinc = conquer
vis = see
viv = live, life
voc/i = voice, call
vol (voli) = will, wish
vor (vour) = eat
Suffixes
ion = action or process
ity = quality or state
ment = result, action, or condition
able = able to be
ible = able to be
ous = full of
ive = tending to
al = related to
er = one who
ist = one who
ance = state or quality of
ence = state or quality of
ent = causing, performing
ant = causing, performing
Words
destruction = the act of completely ruining or demolishing something
obstruction = something that blocks or hinders progress
reconstruction = the process of rebuilding something that was damaged
infrastructure = the basic physical structures needed for society (e.g., roads, buildings)
construct = to build or put together something
contraction = the process of becoming smaller or tighter
extraction = the act of pulling something out, especially with force
retract = to pull back or withdraw something
convince = to persuade someone to believe or do something
invincible = unable to be defeated or overcome
commotion = a noisy disturbance or confusion
promotion = advancement to a higher position or rank
removable = able to be taken away or detached
mobility = the ability to move freely and easily
immobile = not able to move
secede = to formally withdraw from a group or organization
proceed = to continue or move forward
accessible = easy to reach, enter, or use
digression = a departure from the main topic
accelerate = to speed up
progress = forward movement or improvement
regression = a return to a previous state, usually worse
aviary = a large enclosure for birds
aviatrix = a female pilot
commemorate = to honor or remember someone or something
memory = the ability to recall past experiences
memorial = something created to remember a person or event
marine = related to the sea
submarine = a vessel designed to operate underwater
pugnacious = eager to fight or argue
repugnant = extremely unpleasant or offensive
aquamarine = a blue-green color, like seawater
reaction = a response to an action or event
interaction = communication or effect between things or people
counteract = to oppose or prevent the effect of something
audience = a group of people watching or listening to something
inaudible = not able to be heard
circumvent = to find a way around an obstacle
intervene = to step in or get involved
convention = a gathering of people with shared interests
rejuvenate = to make young or refreshed again
juvenile = young or immature
terminal = relating to an end, final
determination = firmness in deciding or achieving something
exterminate = to completely destroy
recognize = to identify or remember something
cognition = the process of acquiring knowledge
postscript = an additional note at the end of a letter
circumscribe = to limit or restrict
inscription = words engraved or written on something
prescription = a doctor's order for medicine
describe = to explain or give details about something
intact = unbroken or whole
recapture = to take back
intercept = to stop something before it reaches its destination
contradict = to go against or oppose a statement
prediction = a statement about what will happen in the future
corruption = dishonest or fraudulent behavior
rupture = a break or tear in something
interrupt = to break the flow of something
expose = to reveal or uncover
opposition = resistance or disagreement
deposit = to place something somewhere
composition = the way something is put together
fraction = a small part of a whole
fragment = a broken piece of something