fiendishly

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fiendishly

  • /ˈfiːndɪʃli/ US, UK

adverb more fiendishly · most fiendishly

  1. In a fiendish manner; evilly, wickedly. At a side door, reclined on a couch, two guards of the haram, with their naked swords grasped in their hands, and features, fiendishly contorted between sleep and dissolution, seemed to menace death to any who should venture to approach.

    Similar: satanically

  2. Extremely, very in harsh or negative contexts. Either the Russians are so fiendishly clever that they've managed to keep one of their agents running in this organization for over twenty years or they're so fiendishly clever that they're sending us false defectors to claim that they have.

Similar: devilishly, diabolically

Thesaurus

adverb

Similar: devilishly, diabolically

Translations

Every language

adv in a fiendish manner

Españoldiabólicamente
Françaisdiablement
Italianodiabolicamente

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MLA

"fiendishly." Wiktionary, via Micwyn, micwyn.com/word/fiendishly. Accessed 6 Nov. 2026.

APA

fiendishly. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/fiendishly

Chicago

"fiendishly." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/fiendishly.

BibTeX
@misc{fiendishly_2026,
  title = {fiendishly},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/fiendishly},
  urldate = {2026-11-06}
}