immured

Etymology
See etymology at immure.

Adjective

 * 1) imprisoned or confined.
 * 2) buried within or built into a wall, whether respectfully (as with shrines, monuments, or tombs) or as torture (if buried alive).
 * 3) walled in.
 * 4)  trapped or captured (within the surrounding matrix).
 * 1)  trapped or captured (within the surrounding matrix).