arsehole vs fuckhead

arsehole

noun
  • An inconsiderate or mean-spirited person. Less vulgar and intense than fucker or cunt. 

  • A variant of the card game big two. 

  • The anus. 

fuckhead

noun
  • A stupid or otherwise undesirable person 

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