verb
- to challenge or attack as false or questionable; to dispute the truth or validity of something
Usage: formal
Examples
- The defense attorney impugns the witness’s credibility.
- She impugns his motives for making the donation.
- The report impugns the company’s safety record.
- He impugns the accuracy of the survey results.
- The editorial impugns the politician’s integrity.
- Critics impugn the study’s methodology.