Fiendish
Fiendish adjective - Of, relating to, or worthy of an evil spirit.
Runic and fiendish are semantically related In some cases you can use "Runic" instead an adjective "Fiendish".
Nearby Words: fiend, fiendishly
Cite this Source
Runic and Fiendish. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/fiendish/runic
Fiendish & Runic. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/fiendish/runic>.
Runic or Fiendish. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/fiendish/runic.
Google Ngram Viewer shows how "fiendish" and "runic" have occurred on timeline