This is the 10158th most frequent Russian word.
берлоге
"Берлоге" (берлога) – a bear's den or lair.
Referring to the natural shelter of a bear.
Медведь спал в своей берлоге.
The bear was sleeping in its den.
Used metaphorically to describe a space resembling a bear's den.
Дети играли в снежной берлоге, как медведи.
The children played in a snow den, like bears.
Used figuratively to describe a personal or safe space.