fiendishness (Meaning)

fiendishness

perversely diabolical, excessively bad, unpleasant, or difficult, extremely cruel or wicked

The fiendishness of the villain's plan instilled terror throughout the town.
Her eyes sparkled with a fiendishness that sent shivers down everyone's spines.
The torturer's fiendishness knew no bounds, as he inflicted excruciating pain upon his victims.
The serial killer's fiendishness was evident in the gruesome nature of his crimes.
The dictator's fiendishness led to the deaths of countless innocent people.
The scientist's fiendishness drove him to conduct unethical experiments on human subjects.
The demon possessed an aura of fiendishness that permeated the entire manor.
The haunted house whispered tales of fiendishness, warning all who dared enter.
The child's fiendishness manifested itself in cruel pranks and torment towards their playmates.
The politician's fiendishness was concealed beneath a veneer of charm and charisma.

perversely diabolical, excessively bad, unpleasant, or difficult, extremely cruel or wicked

cruelty, brutality, murderousness, wantonness, sadism, barbarousness, cruelness, inhumanness, heartlessness, inhumanity

humaneness, benignity,humanity, tenderness, kindness, sympathy, warmth, compassion,tenderheartedness, mercy

The fiendishness of the villain's plan instilled terror throughout the town.

Her eyes sparkled with a fiendishness that sent shivers down everyone's spines.

The torturer's fiendishness knew no bounds, as he inflicted excruciating pain upon his victims.

The serial killer's fiendishness was evident in the gruesome nature of his crimes.