akh vs akhi

akh

noun
  • Brother; a close male friend or associate. 

  • In Egyptian mythology, (roughly) a spirit of the dead that has successfully completed its transition to the afterlife. 

akhi

noun
  • Brother; a close male friend or associate. 

  • A British Asian (usually of South Asian descent). 

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