Oak has been used as a Quinine substitute in the treatment of fevers. Tannins provide many of the healing properties of oak. Tannins bind with proteins in tissues, making a barrier resistant to bacterial invasion. Tannins strengthen tissues and blood vessels.
The opposite term Occident derives from the Latin word occidens, meaning west (lit. setting < occido fall/set). This term meant the west (where the sun sets) but has fallen into disuse in English, in favor of Western world.
An antecedent is a thing that comes before something else. You might think rap music has no historical antecedent, but earlier forms of African-American spoken verse go back for centuries. In logic, mathematics, and grammar, the word antecedent (from Latin ante-, before + cedere, to yield) has the meaning the first part of a statement.. More generally, it means something that came before, and perhaps caused, something else.. The word is also an adjective: a lawyer or judge might talk about the antecedent events leading up to someone committing a crime.