noun
sociopath
A person with antisocial personality disorder, often used in psychological or colloquial contexts. The Japanese term 社会病質者 is a less common synonym.
See also: 社会病質者
彼はソシオパスと診断された。
He was diagnosed as a sociopath.
ソシオパスは他人の感情に共感しにくいと言われる。
Sociopaths are said to have difficulty empathizing with others' feelings.