Unscrupulous: unscrupulous: unbridled; jealous: scruple; fear: fear. Very unrestrained and without any scruples.
Wretched: Killing or persecuting at will. Rampant: Taking advantage of power to do evil, being arrogant and violent. Do as you please.
Whispering words and insults: Si: act arbitrarily and wantonly. 興: scold. Humiliation: insult. Insult and abuse without fear.
Reckless: Acting wantonly and without scruples.
Wandering: Random, unreasonable, out of the norm. Act recklessly: act recklessly. Refers to acting recklessly according to one's own temper. Also means "to act recklessly".
Wantly: wanton: killing or persecuting at will. Rampant: Taking advantage of power to do evil, being arrogant and violent. Do as you please. Also known as "raging rampant".