sheltered, private, concealed, hidden, unfrequented, sequestered
isolated, secluded
Alone, secluded, single, stag,
secluded - isolated from othersI was secluded when I was excommunicated from the church.
A nook, which is a small corner, alcove, or recess, or hidden or secluded spot.
Some synonyms for the word 'secluded' are: isolated, quarantined, sequestered, withdrawn, and/or separated.
The noun form for the adjective secluded is secludedness. Another noun form is seclusion.
Isolated
-adjective 1. sheltered or screened from general activity, view, etc.: a secluded cottage. 2. withdrawn from or involving little human or social activity: a secluded life. [http://dictionary.reference.com/browse/secluded]
Nest
The following are synonyms for the word "secluded": blockade, boycott, withdraw, closet, screen, cover, enclose, segregate, retire, shut off, and quarantine.
dell, glen
Another word for a bear den is a "lair." This term refers to the secluded or hidden place where bears rest or raise their young. In some contexts, it may also be called a "cave" or "nest," depending on the specific environment and type of bear.