neutral prefixes

ambi

both

ante

before (antebellum = before the war)

anthro

human (misanthrope = one who hates people)

auto

self (autonomous = independent)

bi

two (bifurcate = split down the middle)

chron

time (chronic = constant)

circum

around (circumspect = careful)

co, con

with (condescending)

cog

think (cognition)

corp

body (corporeal = having a body)c

cosmo

world (cosmopolitan = worldly)

di

two (dichotomy = contradictory)

dia

through (dialect)

dict

say (dictum = saying,cliche)

dur

hard, lasting (durable)

e, ex

from (extemporaneous = done without preperation)

equi

equal, same (equivocal = using ambiguous language)

fac, fic

make, do (facile = easy)

gen

knowledge, innate, type (ingenuous = naive)

grav

weight, serious (gravity)

hetero

different

homo

same

intern

between (interrupt)

lib

free, book (liberate)

loc, loq

words, speech (loquacious = talkative)

ment

mind (mentality)

morph

shape (amorphous = shapeless)

mut

change (immutable)

nerv

boldness, courage (enervate = to sap of energy)

nom

name (nominal = in name only)

os

bone (ossify = become hard, like bone)

para

alongside, contrary to (paradox = seemmingly contradictory)

path

feeling or disease (pathos, pathology)

ped

child (pedestrian = boring, childishh)

pend

hang (pendulous = hanging, heavy)

per

through (perspicacious = perceptive)