jaboncillo
/ˌhɑːbənˈsiːjoʊ/
noun
- A tropical American tree or shrub of the genus Sapindus, whose fruits contain saponins and are used as a soap substitute.
- The jaboncillo tree produces berries that lather up like soap when crushed in water.
- The jaboncillo's wood is also valued for making small carvings and tool handles.
- Hikers in the rainforest sometimes use jaboncillo fruits to wash their hands.