beneficial vs reformatory

beneficial

adj
  • Relating to a benefice. 

  • Helpful or good to something or someone. 

noun
  • Something that is beneficial. 

reformatory

adj
  • Of, pertaining to, or conducive to reform; reformative. 

noun
  • A prison, especially one for juveniles; a reform school. 

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