irrelative vs unappropriate

irrelative

adj
  • Not related to the subject at hand; irrelevant. 

  • Having no relations to each other; unrelated. 

  • Describing two or more chords which do not share any notes in common. 

unappropriate

adj
  • Inappropriate; unsuitable. 

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

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