out of reach
outback
pathless
remote
roadless
trackless
un-get-at-able
unapproachable
unavailable
uncomeatable
ungetatable
unreachable
unreached
untracked
untrod
untrodden
Olympian
aloof
antipodean
back of beyond
backward
bashful
beyond reach
blank
chilled
chilly
closed forever to
closed to
cold
constrained
cool
detached
discreet
distant
exclusive
expressionless
far
far-off
faraway
forbidding
frigid
frosty
godforsaken
guarded
hyperborean
icy
impassable
impassive
impenetrable
impersonal
impervious
inapproachable
introverted
lost to
modest
offish
out-of-the-way
removed
repressed
reserved
restrained
reticent
retiring
seclusive
accessible
barren
desolate
impracticable
impregnable
inhospitable
mountainous
perilous
precipitous
sterile
unable
unexplored
unimportant
uninhabitable
addressable
incompressible
irrepressible
gettable