Chachi - Bangladeshi
: The word refers to one's paternal aunt (specifically the wife of the younger paternal uncle, or Chacha ).
: In the Sylhet region of Bangladesh, a father’s brother may be called Sasa , with his wife being called Sasi or Sasima . 2. Cultural and Social Significance Bangladeshi Chachi
: In Bangladesh, especially among Muslim families, "Chacha" and "Chachi" are the primary terms for paternal uncles and their wives. : The word refers to one's paternal aunt