mentionable vs noteworthy

mentionable

adj
  • Important or worthy of note. 

  • Suitable to be openly talked about, or mentioned; not taboo. 

noteworthy

adj
  • Deserving attention; notable; worthy of notice. 

noun
  • A noteworthy person. 

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