adverb
- As a devil; in an evil manner.
- usage: "his writing could be diabolically satiric"
- synonyms: diabolically, devilishly
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). fiendishly. Retrieved September 20, 2026, from http://smartdefine.org/fiendishly/definitions/1251528 |
| Chicago | WordNet. 2010. "fiendishly" http://smartdefine.org/fiendishly/definitions/1251528 (accessed September 20, 2026). |
| Harvard | WordNet 2010, fiendishly, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/fiendishly/definitions/1251528>. |
| MLA | WordNet. "fiendishly" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/fiendishly/definitions/1251528> |