buttload vs shitful

buttload

noun
  • Any large but unspecific amount. 

shitful

noun
  • A tremendous quantity or amount. 

adj
  • Full of unpleasantness, inferiority, or something distasteful; completely shitty (all senses) 

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