not inclined to society or companionship; "an unsociable nature...shy and reserved"; "generally unsociable except with intimate friends"; "unsociable behavior"; "an unsociable neighborhood"
capable of being reached only with great difficulty or not at all
not capable of being obtained; "a rare work, today almost inaccessible"; "timber is virtually unobtainable in the islands"; "untouchable resources buried deep within the earth"
lacking in interest or care or feeling; "the average American...is unconcerned that his or her plight is the result of a complex of personal and economic and governmental actions...beyond the normal citizen's comprehension and control"; "blithely unconcerned about his friend's plight"
not occupied or engaged with; "readers unconcerned with style"
easy in mind; not worried; "the prisoner seems entirely unconcerned as to the outcome of the examination"