the tree, Sapindus emarginatus ( = S. trifoliatus, S. lauriolius) of Sapindaceae family; soapnut tree.

its nut used as soap;

ಅಂಟುವಾಳದ ಕಾಯಿಗೆ ಬಂಟವಾಳಕ್ಕೆ ಹೋಗಬೇಕೇ? aṇṭuvāḷada kāyige Baṇṭavāḷakke hōgabēke? (prov.) you do not have to go to New Castle for a piece of coal; Has one to dive deep into the water to bring a potsherd.

the tree, Sapindus emarginatus, of Sapindaceae family; soapnut tree.

its nut used as soap.