chur vs skoal

chur

intj
  • A strong voicing of agreement, approval, or thanks: awesome!, cheers!, ta!, thanks!. 

  • A parting salutation: bye, see you later. 

adj
  • Overwhelming; demanding; intense. 

verb
  • To do something overwhelming, demanding, or intense. 

skoal

intj
  • A toast when drinking, roughly equivalent to cheers. 

verb
  • To make such a toast. 

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