A Comparative Grammar of the Modern Aryan Languages of India v3.c19.82

v3.c19.82

S. सूधां “along with,” H. सूधा and सुधा “with,” O. सुधा or सबु सुधा “together with,” “all taken together,” from Skr. सार्द्धम्, according to Trumpp and others, but the O. usage seems to refer rather to Skr. शुद्ध, in the sense of संशुद्ध “completed.”