bush league vs butterfingers

bush league

noun
  • A low-ranking or inferior level among groups, professions, organizations, etc. 

  • A professional sports association at the lower levels of minor league organization. 

adj
  • Of inferior quality. 

  • Amateurish, unprofessional, unpolished, juvenile. 

butterfingers

noun
  • Someone who tends to drop things; (more generally) someone who is clumsy or uncoordinated; a klutz. 

  • One's fingers which tend to drop things, or are clumsy or uncoordinated. 

  • A tendency to drop things, or to be clumsy or uncoordinated. 

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