Meanings
noununreasonableness (countable and uncountable, plural unreasonablenesses)
plural unreasonablenesses
- uncountableThe state of being unreasonable.
- countableAn unreasonable act.
Synonyms & antonyms
Similar
Also see
Origin
From unreasonable + -ness, after reasonableness.
Full word history & related roots →Translations
Finnish kohtuuttomuus, epäjärkevyys
- kohtuuttomuusstate of being unreasonable
- epäjärkevyysstate of being unreasonable
- kohtuuttomuusunreasonable act
- typeryysunreasonable act
German Unvernünftigkeit, Unvernunft
- Unvernünftigkeitstate of being unreasonable
- Unvernunftstate of being unreasonable
- Unvernünftigkeitunreasonable act
Cite this entry
APA
unreasonableness. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unreasonableness
MLA
“unreasonableness.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unreasonableness. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “unreasonableness,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unreasonableness.
Source: unreasonableness on Wiktionary, CC BY-SA 4.0.