Gum kino, also known as Indian gum or Bengal kino, is a natural resin extracted from the bark of several species of trees in the genus Pterocarpus. The resin has been used for its medicinal properties for centuries, particularly as an astringent and for the treatment of diarrhea. If you're looking for synonyms for gum kino, there are a few options. You could use the scientific name of the tree species, such as Pterocarpus marsupium or Pterocarpus santalinus. Other synonyms include red gum, Malabar kino, and kino gum. No matter what term you use, the powerful properties of gum kino remain unchanged.