This is the 8173rd most frequent Russian word.
лубмине
It seems "лубмине" is not a standard Russian word. Could you clarify or check for spelling?
Here, 'лубмине' refers to the deep inner space or essence of someone's heart, denoting a poetic and emotional usage.
Любовь и покой живут в лубмине моего сердца.
Love and peace dwell in the depths of my heart.
In this context, 'лубмине' is used to describe a profound or hidden area within the forest, suggesting a sense of mystery.
В лубмине леса скрывается множество тайн.
In the depths of the forest lies many secrets.
For this sentence, 'лубмине' denotes the deep interior of the cave, likely away from external distractions, highlighting a physical as well as metaphorical retreat.