unreasonableness

C2+ Topic:Describing Qualities

US /ʌnˈriznəbəlnəs/ UK /ʌnˈriːznəbəlnəs/ See IPA manual

Meanings

1

noun
the quality of being excessive, irrational, or unfair

The unreasonableness of his demands shocked the board.

Etymology

From unreasonable + -ness, from un- ('not') + reasonable, from reason, from Old French raison, from Latin ratio ('reckoning, reason').

un- Old English ratio Latin

View etymology graph ->

Topics

Describing Qualities Word Formation & Derivatives

External links

# unreasonableness

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** /ʌnˈriznəbəlnəs/
**IPA (UK):** /ʌnˈriːznəbəlnəs/

## Meanings
1. the quality of being excessive, irrational, or unfair

## Examples
- The unreasonableness of his demands shocked the board.

## Synonyms
- irrationality
- absurdity
- unfairness
- extravagance
- excessiveness

## Antonyms
- reasonableness
- rationality
- fairness
- moderation

## Related Forms
- reason
- reasonable
- unreasonable
- unreasonably

## Roots and Affixes
- Root: un-
- Root: ratio

## Etymology
From unreasonable + -ness, from un- ('not') + reasonable, from reason, from Old French raison, from Latin ratio ('reckoning, reason').

## AI Etymology
Unreasonableness comes from unreasonable + -ness, from un- ('not') + reasonable, from reason, from Old French raison, from Latin ratio ('reckoning, reason'). The historical chain includes Old English un- and Latin ratio. The quoted older senses, "not" and "reckoning, reason", supply the semantic anchors for unreasonableness. The formation is best read as suffixal, compound, and borrowed: the word unreasonableness carries its older form-history into a compact English lexical shape. In present English it is used as a noun, "the quality of being excessive, irrational, or unfair". Related English forms include reason, reasonable, unreasonable, and unreasonably. The result is a noun whose etymology preserves both the older form and the later English specialization.

## Topics
- Describing Qualities
- Word Formation & Derivatives

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