To become a Roman Catholic religious.
To confine in a cloister, voluntarily or not.
To deliberately withdraw from worldly things.
To provide with a cloister or cloisters.
To protect or isolate.
Dwelling or raised in, or as if in, cloisters; solitary.
Isolated, protected, hidden away for the sake of maintaining innocence
Naive, lacking in worldliness
Furnished with cloisters.