schlub vs slummock

schlub

noun
  • A person who is clumsy, oafish, or socially awkward, or unattractive or unkempt. 

slummock

noun
  • A slovenly person 

verb
  • To behave awkwardly or clumsily 

  • To behave lazily or indolently 

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