Top 30 Adjectives for Reason (Negative & Positive Words)

Every action, choice, or decision usually has a reason behind it. Understanding how to describe these reasons can add depth and clarity to our conversations. Explore the adjectives in this article to enrich your vocabulary.

Description of Reason

A reason is a cause, explanation, or justification for an action or event.

Words to Describe Reason

Here are the 30 most common words to describe Reason:

  1. Logical
  2. Illogical
  3. Solid
  4. Flimsy
  5. Valid
  6. Invalid
  7. Rational
  8. Irrational
  9. Sound
  10. Unsound
  11. Compelling
  12. Weak
  13. Convincing
  14. Unconvincing
  15. Sincere
  16. Insincere
  17. Thoughtful
  18. Thoughtless
  19. Legitimate
  20. Illegitimate
  21. Credible
  22. Incredible
  23. Justifiable
  24. Unjustifiable
  25. Reasonable
  26. Unreasonable
  27. Objective
  28. Biased
  29. Clear
  30. Ambiguous

Positive Words to Describe Reason

  1. Logical
  2. Solid
  3. Valid
  4. Rational
  5. Sound
  6. Compelling
  7. Convincing
  8. Sincere
  9. Legitimate
  10. Credible

Negative Words to Describe Reason

  1. Illogical
  2. Flimsy
  3. Invalid
  4. Irrational
  5. Unsound
  6. Weak
  7. Unconvincing
  8. Insincere
  9. Illegitimate
  10. Incredible

Adjectives for Reason (Meanings and Example Sentences)


  • Meaning: Based on clear reasoning.
  • Sentence: Her argument was logical and concise.


  • Meaning: Firm and reliable.
  • Sentence: He had a solid reason for declining.


  • Meaning: Well-founded.
  • Sentence: The concerns were valid and worth noting.


  • Meaning: Sensible.
  • Sentence: His decision was based on rational thought.


  • Meaning: In good condition.
  • Sentence: The research provided a sound reason.


  • Meaning: Weak or thin.
  • Sentence: The excuse seemed flimsy at best.


  • Meaning: Not logical.
  • Sentence: Fear often leads to irrational choices.


  • Meaning: Not solid.
  • Sentence: The foundation was unsound and risky.


  • Meaning: Convincing.
  • Sentence: Her story had a compelling reason.


  • Meaning: Lacking strength.
  • Sentence: The argument was weak and easily refuted.

How to Describe Reason in Writing?

When detailing a reason in your writing, start by identifying its nature, whether positive or negative.

Use precise adjectives to give a clearer picture of the cause or justification.

It’s also beneficial to provide context or background information to make the reason more understandable to readers.

Utilize the adjectives from this article to ensure clarity and precision.


Adjectives for Regret

Adjectives for Sacrifice

Adjectives for Revenge

Adjectives for Reason

Leave a Comment