Meanings
nounnightmarishness (uncountable)
- uncountableThe state or condition of being nightmarish.
Synonyms & antonyms
nounThe property of being extremely bad, miserable, difficult or terrifying; resembling a nightmare.
Similar
Broader
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Translations
Finnish painajaismaisuus
- painajaismaisuusstate or condition
Cite this entry
APA
nightmarishness. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/nightmarishness
MLA
“nightmarishness.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nightmarishness. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “nightmarishness,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/nightmarishness.
Source: nightmarishness on Wiktionary, CC BY-SA 4.0.