ὀπή G3692
opḗ · op-ay' · Noun Feminine
probably from ὀπτάνομαι; a hole (as if for light), i.e. cavern; by analogy, a spring (of water):--cave, place.
2 Occurrences in the King James Bible
Hebrews 11:38(Of whom the world was not worthy:) they wandered in deserts, and in mountains, and in dens and caves of the earth.
James 3:11Doth a fountain send forth at the same place sweet water and bitter?