rhubarb

medicinal use

place of origin

to use / to employ / to make use of, to apply / to spend

(historical or contemporary) any of several kingdoms, empires, or states of the Chinese people

the central part of a country, historically, commonly known as the capital city or the main region, where an emperor or other ruler resides / something within a country

Short for 中国地方 (Chūgoku chihō): the Chūgoku region of Japan

a surname

use one thing for many purposes / work someone hard

to use one's head