malvado

evil, wicked, mean, bad

“Cuando el hijo se lo explica todo al padre, este le pregunta: “¿Cómo has podido volverte tan malvado?”. “Malvado, quizá”, apostilla el narrador. “Pero feliz”.” — When the son explained everything to the father, the father asked him: "How have you become so wicked?". "Wicked, perhaps," comments the narrator. "But happy."

Related: bruja malvada

Borrowed from Old Occitan malvat, from Late Latin malifātius (“unfortunate”).