sociopath
/ˈsəʊ.si.ə(ʊ)ˌpæθ/
Etymology
From socio- + -path. First use appears c. 1914.
noun
- A person with an antisocial personality disorder.“And Keith Rabois, an early executive at PayPal and LinkedIn, who in 2016 called Trump a “sociopath”, pledged $1mn to his campaign.”