place name · the geographic area comprising southern Jiangsu, northern Zhejiang, and Shanghai

这一带自古被称为吴地。

proper name · a common Chinese surname

吴先生是我们的新老师。

place name, time word · various Chinese states in southern China at different historical periods, such as during the Spring and Autumn period or the Three Kingdoms

孙权是三国时期吴国的建立者。