cha vs chai

cha

pron
  • You. 

noun
  • Synonym of Korean foot: a traditional unit of length equivalent to about 30.3 cm. 

  • tea, sometimes (dialect) specifically masala chai 

particle
  • Used to count out steps, particularly involving the hip-shaking sections of rhythmic Latin dances 

chai

noun
  • A place above ground for storing wine casks. 

  • A female gypsy. 

  • A Jewish symbol representing life, traditionally worn as an amulet. 

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