cuz vs foe

cuz

adv

  • because 

noun

  • cousin (usually as a term of address, but not necessarily towards one's cousin) 

conj

  • because 

foe

noun

  • An enemy. 

  • A unit of energy equal to 10⁴⁴ joules. 

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