Definition

Adverb 1. In an extremely wicked, cruel, or evil manner: This describes actions done with a level of malice or cruelty that is characteristic of a devil or demon. 2. To an extreme or fiendish degree; extremely: Used as an intensifier to mean "very" or "extremely," often in contexts involving cleverness, difficulty, or complexity that seems almost supernatural.

Usage

The adverb "diabolically" modifies verbs, adjectives, or other adverbs to describe something done with devilish evil or to an extreme degree. It is a formal and strong word.

Examples

• The villain laughed diabolically as he revealed his plan. (Modifies the verb "laughed" to indicate an evil manner.)
• The puzzle was diabolically clever, leaving even the experts stumped. (Modifies the adjective "clever" to mean clever.)
• She plotted her revenge diabolically, leaving no trace of her involvement. (Modifies the verb "plotted" to indicate a wicked, cunning manner.)
• The exam was diabolically difficult. (Modifies the adjective "difficult" to mean difficult.)

Advanced Usage

• "Diabolically ingenious": Used to describe a plan, device, or idea that is shockingly clever, often in a way that is troubling or dangerous.
  • The security breach was the result of a diabolically ingenious piece of malware.
• "Diabolically opposed": A formal way to say two things are completely and utterly opposed, as if by fundamental evil.
  • Their interests were diabolically opposed on the matter.

Variants and Related Words

• Diabolic (adjective): Having the qualities of a devil; fiendishly wicked or cruel.
  • a diabolic plot
• Diabolical (adjective): This is the more common adjectival form, synonymous with "diabolic," but also frequently used informally to mean "extremely bad or annoying."
  • The traffic was diabolical this morning.
• Devilishly (adverb): A close synonym, often used in a slightly less formal or more playful way to mean "extremely" (e.g., ).

Synonyms

• Fiendishly: In a devilishly cruel or wicked way; extremely.
• Wickedly: In an evil or morally wrong manner.
• Demoniacally: In a wild, frantic, or demonic manner.
• Extremely: To a very high degree (for the intensifier sense).

Related Idioms

• A fiendish/diabolical grin/smile: A smile that suggests cruel pleasure or evil intent.
  • A diabolical grin spread across his face.
• Like the devil: With great speed, force, or intensity. (While not containing "diabolically," it shares the devilish imagery for intensification.)
  • He ran like the devil to catch the train.

Adverb

1. as a devil; in an evil manner
   • his writing could be diabolically satiric