bila

bila-pātre in the pot of snake holes; SB 4.18.22
bila-svargeṣu known as the heavenly subterranean worlds; SB 5.24.8
bila-ayanam the subterranean planets; SB 5.24.16
bila-nilaya of bila-svarga, the imitation heavenly planets; SB 5.24.19
bila-īśayāḥ the snakes; SB 5.24.30
bila-svargam to the region of the lower planetary system known as Pātāla; SB 6.5.13
roma-bila-jāleṣu in the pores of the skin; Bs 5.13