area comprising southern jiangsu and northern zhejiang provinces and shanghai; wu (a surname) wu (one of the three kingdoms) wu (kingdom in the zhou dynasty) 
home; family; surname jia; measure word for families; corresponds to english -ist; classifier for families or businesses; refers to the philosophical schools of pre-han china; noun suffix for specialists in some activity such as musician or revolutionary; -er; -ary or -ian; (suffix indicating a person specializing in something)