slob vs slummock

slob

verb
  • To act like a slob, in a lazy or slovenly way. 

  • To slop or spatter. 

  • To move slowly or cumbersomely. 

  • To drool or slobber; to talk while slobbering. 

  • To perform fellatio. 

noun
  • A lazy and slovenly or obese person. 

slummock

verb
  • To behave lazily or indolently 

  • To behave awkwardly or clumsily 

noun
  • A slovenly person 

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