sociopathic
US /ˌsoʊ.si.əˈpæθ.ɪk/
UK /ˌsoʊ.si.əˈpæθ.ɪk/

1.
sociopathique
relating to or denoting a personality disorder characterized by persistent antisocial behavior, impaired empathy and remorse, and bold, disinhibited, and egotistical traits.
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His actions revealed a deeply sociopathic tendency.
Ses actions ont révélé une tendance profondément sociopathique.
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The character in the novel was portrayed as a charming but sociopathic individual.
Le personnage du roman était dépeint comme un individu charmant mais sociopathique.