What is the Opposite(Antonym) of “unimpugnable”?

The Opposite(Antonym) of “unimpugnable”

The antonym of unimpugnable is questionable, doubtful, and debatable. The antonyms questionable, doubtful, and debatable convey a sense of uncertainty or doubt. It implies that something is not certain, reliable, or trustworthy.

Explore all Antonyms of “unimpugnable”

Definitions and Examples of questionable, doubtful, debatable

Learn when and how to use these words with these examples!

Doubtful or uncertain; open to question or dispute.


The company's financial records were questionable and raised concerns among investors.

Not feeling certain or confident; skeptical or hesitant.


She was doubtful about the accuracy of the news report and decided to verify the facts.

Open to discussion or argument; not settled or decided.


The benefits of the new policy were debatable and sparked a heated debate among lawmakers.

Key Differences: questionable vs doubtful vs debatable

  • 1Questionable suggests that something is doubtful or uncertain and may be open to question or dispute.
  • 2Doubtful implies a lack of certainty or confidence and suggests skepticism or hesitation.
  • 3Debatable means that something is open to discussion or argument and has not been settled or decided.

Effective Usage of questionable, doubtful, debatable

  • 1Academic Writing: Use these antonyms to express different levels of certainty or reliability in research papers or essays.
  • 2Critical Thinking: Incorporate these antonyms in discussions or debates to analyze arguments and evidence.
  • 3Decision Making: Consider these antonyms when making important decisions to evaluate the reliability or credibility of information.

Remember this!

The antonyms have distinct nuances: Questionable suggests doubt or uncertainty, doubtful implies skepticism or hesitation, and debatable means open to discussion or argument. Use these words in academic writing, critical thinking, and decision making to express different levels of certainty or reliability and evaluate information effectively.

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