Muti

Muti is a term for traditional medicine in Southern Africa as far north as Lake Tanganyika. The word muti is derived from the Zulu word for tree, of which the root is -thi. In Southern Africa, the word muti is in widespread use in most indigenous African languages, as well as in South African English and Afrikaans where it is sometimes used as a slang word for medicine in general.

Read more about Muti:  Traditional Medicine, Linguistics, Colloquial Use