Unreasonable – Meaning, Definition, Synonyms and Antonyms

The word ‘Unreasonable’ (Adjective) describes something that lacks fairness, logic, or good sense. In this guide, you’ll learn the full definition, synonyms, antonyms, etymology, and real-life examples of how to use ‘Unreasonable’ correctly in sentences.

Unreasonable Explained in Depth

A complete and detailed guide to the word Unreasonable including meaning, definition, examples, etymology, synonyms, and antonyms.

Meanings of Unreasonable

‘Unreasonable’ is used to describe behavior, demands, or expectations that go beyond what is fair, logical, or appropriate. It often implies excessiveness, lack of justification, or irrationality. Whether in relationships, negotiations, or decisions, labeling something as unreasonable usually signals that it defies common sense or balance.

Definition

Unreasonable means not guided by or based on good judgment, fairness, or logic. It refers to something excessive, irrational, or not supported by valid reasons. For example, an unreasonable demand might be expecting someone to work 20 hours a day with no break or reward.

Etymology

The word “unreasonable” is formed by adding the prefix “un-” (meaning “not”) to “reasonable.” “Reasonable” comes from the Latin word “rationabilis,” which is derived from “ratio,” meaning “reason.” The word entered English around the 14th century and has been used to describe behavior or expectations that lack logic or balance.

Example Sentences

  • It’s unreasonable to expect a child to sit still for hours without a break.
  • She found his anger over the minor issue completely unreasonable.
  • His fear of flying became unreasonable despite years of safe travel.
  • They rejected the proposal because the terms were clearly unreasonable.

Unreasonable Synonyms

  • Irrational
  • Excessive
  • Unfair
  • Absurd
  • Overbearing
  • Extreme
  • Illogical
  • Unjustified
  • Immoderate
  • Inappropriate

Unreasonable Antonyms

  • Reasonable
  • Fair
  • Logical
  • Justified
  • Sensible
  • Balanced
  • Moderate
  • Acceptable
  • Rational
  • Appropriate

FAQs about Unreasonable

Here are some frequently asked questions (FAQs) about the word “Unreasonable”

1. What does “unreasonable” mean in simple terms?

It means something that isn’t fair, sensible, or based on good reasoning.

2. Is “unreasonable” always negative?

Usually, yes. It often points to demands, actions, or beliefs that go too far or don’t make sense.

3. What’s the difference between unreasonable and irrational?

“Unreasonable” often refers to behavior or expectations, while “irrational” refers to thoughts or emotions that lack logic.

4. How can you deal with someone being unreasonable?

Stay calm, set clear boundaries, and try to understand their perspective while asserting your own calmly.

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