musclebrain vs pigwidgeon

musclebrain

noun
  • A large, strong, but inept, bumbling, buffoonish or unintelligent man 

  • A person who actively participates in physical sports, possibly highly skilled in sports, but does not do well in academic activities, like math and science 

pigwidgeon

noun
  • A contemptible or stupid person or creature. 

  • A small or petty person, creature or object, especially a fairy, dwarf, imp, or elf. 

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