Kaushik uiga igoa sili: Matuia, Agavaa, Laki, Toaga, Foafoa. Aumai Kaushik uiga o le suafa.
Sarkar uiga faaiu sili: Agavaa, Toaga, Gauai, Foafoa, Laki. Aumai Sarkar uiga o faaiu.
Faʻaiu Sarkar taatele i Bangladesh, Bhutan, Initia. Aumai Sarkar faaiu faasalalauina.
Surnames taatele ma igoa Kaushik: Kumar, Patel, Das, Bhattacharya, Dutta. Aumai Lisi o surnames ma igoa Kaushik.
O le tele o igoa tutusa ai ma faaiu Sarkar: Soumik, Niladri, Sougata, Avishek, Debarshi. Aumai Igoa e aumai faatasi Sarkar.
Ogatasi o Kaushik ma Sarkar o 83%. Aumai Ogatasi o Kaushik ma Sarkar.