undiscerning
awkward
blankminded
blind
blindfold
blindfolded
blink
callow
dim-sighted
dumb
empty
empty-headed
gauche
green
groping
ignorant
imperceptive
impercipient
inane
inexperienced
innocent
insensible
know-nothing
mind-blind
myopic
naive
nearsighted
nescient
nonunderstanding
purblind
raw
shortsighted
simple
strange to
tentative
unacquainted
unapprehending
unapprized
unconversant
unenlightened
unfamiliar
unilluminated
uninformed
uninitiated
unintelligent
unknowing
unperceptive
unposted
unripe
unsure
daze
deprecatory
disapprove
dumbfounded
emotionless
expressionless
incredulous
incurious
inexpressive
lack-lustre
noncommittal
open-mouthed
rapt
regretful
round-eyed
rueful
slack-jawed
speechless
unbelieving
unfocused
uninterested
unmoving
unreadable
wide-eyed