incaverned

From in- +‎ cavern +‎ -ed.

incaverned (not comparable)

1. (archaic) Enclosed or in a cavern, or as if in a cavern.
   • 1612, Michael Drayton, Poly-Olbion, song 1 p. 6:

     Then Lid creeps on along, and taking Thrushel, throwes
     Her selfe amongst the rocks; and so incavern’d goes,

• “incaverned”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.