Pronunciation: /daɪəˈbɑlɪkəl/
adjective characteristic of or resembling the devil; wicked or evil
A1 The diabolical villain tried to steal the princess's tiara.
A2 The diabolical plan to sabotage the competition was foiled by the hero.
B1 The diabolical scheme to frame his rival for a crime was uncovered by the authorities.
B2 The diabolical mastermind behind the series of robberies was finally apprehended by the police.
C1 The diabolical plot to overthrow the government was discovered by intelligence agencies.
C2 The diabolical genius behind the cyber attack was able to evade capture for years.
formal The criminal mastermind came up with a diabolical plan to steal the crown jewels.
informal I can't believe how diabolical that movie villain was!
slang That prank was absolutely diabolical!
figurative Her smile was diabolical, hinting at a mischievous secret.
diabolicalized
diabolicals
more diabolical
most diabolical
diabolicalizes
will diabolicalize
has diabolicalized
is diabolicalizing
diabolical
diabolical
to diabolicalize
diabolicalizing
diabolicalized