About
The character "醭" (bú) specifically denotes the mold or white film that forms on fermented liquids such as vinegar or wine. Its structure combines the semantic component "酉", which broadly relates to fermentation or alcoholic substances, with the phonetic component "菐", indicating its pronunciation. This compositional logic has anchored the character's meaning to the domain of fermentation since its earliest recorded uses. While its core reference has remained to such biological growths on surfaces, historical textual evidence shows it was applied in similar contexts without broadening into other semantic fields.