jagoff vs slummock

jagoff

noun

  • An irritating, inept, or repugnant person. 

slummock

noun

  • A slovenly person 

verb

  • To behave awkwardly or clumsily 

  • To behave lazily or indolently 

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