populace
/ˈpɒpjʊləs/noun
treated as sing. or pl.
- the people living in a particular country or area（某国或地区的）人民：
the party misjudged the mood of the populace.
该政党错误地判断了人民的情绪。
词源
late 16th cent.: from French, from Italian popolaccio 'common people', from popolo 'people'+the pejorative suffix -accio.