commoner
/ˈkɒmənə(r)/noun
1
- one of the ordinary or common people, as opposed to the aristocracy or to royalty平民（相对于贵族, 皇室）。
2
- a person who has the right of common享有共有权的人。
3
- (at some British universities) an undergraduate who does not have a scholarship（一些英国大学）（没有奖学金的）自费大学生。
词源
Middle English (denoting a citizen or burgess)： from medieval Latin communarius, from communa, communia 'community', based on Latin communis （see COMMON）.