chatty vs motormouthed

chatty

adj
  • Of a person, chatting a lot or fond of chatting. 

  • Supplying more information than necessary; verbose. 

  • Infested with lice; or, (figuratively) dirty, worn or of poor quality; lousy. 

  • Of a text or speech, expressed in a conversational style. 

motormouthed

adj
  • Being a motor mouth; inclined to talk too much. 

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