blind
indiscriminating
undiscriminating
unobservant
unseeing
asleep
benumbed
blindfold
blindfolded
callous
dead
deadened
dim-sighted
dull
impassible
imperceptive
impercipient
insensate
insensible
insensitive
insentient
mind-blind
myopic
nearsighted
nonunderstanding
numb
numbed
obdurate
obtuse
purblind
shortsighted
thick-skinned
thick-witted
unapprehending
uncomprehending
undiscerning
unfeeling
unfelt
unperceiving
hard-liners
incautious
lowborn