naive
naïf
provincial
simple
absolute
artless
authentic
bald
bare
blank
bluff
blunt
bona fide
born yesterday
callow
candid
childlike
clarified
clear
confiding
crude
cullible
deceivable
deludable
direct
distilled
dupable
easy
exploitable
foolable
frank
genuine
green
guileless
gullible
hoaxable
hoodwinkable
humbugable
inexperienced
ingenu
ingenuous
innocent
naked
neat
nude
open
openhearted
outspoken
persuadable
plain
purified
rectified
civilize
credulous
ignorant
inoffensive
primitive
rustic
uncivilized
unconventional
uneducated
unprepared
unsuspecting
untutored