Frightfully
Frightfully adverb - To a great degree.
Hellish and frightfully are semantically related. In some cases you can use "Hellish" instead an adverb "Frightfully".
Hellish
Hellish adjective - Extremely evil or cruel; expressive of cruelty or befitting hell.
Frightfully and hellish are semantically related. Sometimes you can use "Frightfully" instead an adverb "Hellish".
Cite this Source
Hellish and Frightfully. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/frightfully/hellish
Frightfully & Hellish. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/frightfully/hellish>.
Hellish or Frightfully. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/frightfully/hellish.
Google Ngram Viewer shows how "frightfully" and "hellish" have occurred on timeline