labrish vs word of mouth

labrish

noun
  • Gossip, rumor, chatty speaking. 

verb
  • To gossip or talk excessively. 

adj
  • Talkative, gossipy. 

word of mouth

noun
  • Verbal means of passing on information. 

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