Impugn is a formal verb used when someone challenges the truth, validity, or integrity of a statement, action, or person’s motives—often in a critical or accusatory tone.
Definition
Impugn (verb):
To dispute or criticize the truth, honesty, or validity of something or someone.
- “He impugned her motives for donating to the campaign.”
- “The lawyer impugned the credibility of the witness.”
Synonyms
- Challenge
- Dispute
- Question
- Cast doubt on
- Criticize
- Attack
Antonyms
- Uphold
- Support
- Defend
- Confirm
- Validate
Examples in Sentences
- “The candidate impugned his opponent’s record on healthcare reform.”
- “She was hurt that he would impugn her integrity without evidence.”
- “Historians have impugned the accuracy of that account.”
Tone and Usage
- Formal and critical
- Often found in legal, political, or academic contexts
- Suggests a strong challenge, often implying wrongdoing or dishonesty