Retreat

re·treat (r-trt)
n.
1.
a. The act or process of withdrawing, especially from something hazardous, formidable, or unpleasant.
b. The process of going backward or receding from a position or condition gained.
2. A place affording peace, quiet, privacy, or security.
3.
a. A period of seclusion, retirement, or solitude.