FAQs About the word upperclassman

高年级学生

a member of the junior or senior class in a school or college, a student in the third or fourth year of a four-year college or a high school

新生,初级,二年级学生,低年级学生,本科生,男女同校的,大学生,交换学生,幼儿园生,幼儿园学生

非学生

upper hands => 优势, upper crusts => 上流人士, upper classes => 上层阶级, upped => 增加, uplifts => 提高,