solitary

[1]	solitary confinement
[2]	hermit , solitary confinement , recluse , solitudinarian , troglodyte

adj.

[1]	lone , single , sole , individual , unattended , solo , companionless , friendless , lonesome , lonely , unsocial , cloistered , secluded , reclusive , separate , eremitic(al) , hermitic(al) , remote , withdrawn , distant , out-of-the-way , unfrequented , desolate
[2]	lone , lonely
[3]	nongregarious , nonsocial
[4]	alone , lone , lonely
[5]	lone , lonesome , only , sole
[6]	lonely , unfrequented