cloistered vs unaccompanied

cloistered

adj
  • 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. 

unaccompanied

adj
  • performed or scored without accompaniment; solo 

  • travelling without companions 

How often have the words cloistered and unaccompanied occurred in a corpus of books? (source: Google Ngram Viewer )