obscene vs unappropriate

obscene

adj
  • Disgusting or repulsive. 

  • Offensive to standards of decency or morality. 

  • Lewd or lustful. 

  • Liable to corrupt or deprave. 

  • Beyond all reason; excessive. 

unappropriate

adj
  • Inappropriate; unsuitable. 

verb
  • To take from private possession; to restore to the possession or right of all. 

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