Bangladeshi Chachi -

: The word refers to one's paternal aunt (specifically the wife of the younger paternal uncle, or Chacha ).

: While "Chachi" is standard, some Bengali speakers (particularly Hindus or those in specific regions like West Bengal) may use the term Kaki or Kakima for the same relation. Bangladeshi Chachi

: 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 : The word refers to one's paternal aunt