chickenshit vs picayunish

chickenshit

adj
  • petty and contemptible; contemptibly unimportant. (Compare bullshit.) 

  • cowardly 

noun
  • A low-ranking officer who lords over and needlessly makes life miserable for his underlings; a petty, abusive martinet. 

  • (A) petty and contemptible thing(s). 

  • coward 

picayunish

adj
  • Petty; paltry; mean. 

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