pariah
/pəˈraɪə/noun
1
- an outcast受蔑视的人（或动物）; 被社会遗弃的人：
they were treated as social pariahs.
他们被当作社会弃儿来对待。
2
- historical a member of a low caste or of no caste in southern India〈史〉（印度南部的）贱民; 无种姓者。
词源
early 17th cent.: from Tamil paṛaiyar, plural of paṛaiyan '(hereditary) drummer', from paṛai 'a drum' (pariahs not being allowed to join in with a religious procession).