colloquial vs noteworthy

colloquial

noun
  • A colloquial word or phrase, colloquialism 

adj
  • Characteristic of familiar conversation, of common parlance; informal. 

  • Of or pertaining to a conversation; conversational or chatty. 

noteworthy

noun
  • A noteworthy person. 

adj
  • Deserving attention; notable; worthy of notice. 

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