This verb follows the standard English past tense rule: simply add -ed to the base form.
Impugn is regular. It follows the Standard -ed rule.
Use past time markers: "Yesterday, she impugned to the store."
No. Use "did not impugn" (not "did not impugned").
The verb impugn follows the standard English past tense conjugation rule. When forming the past tense, impugn becomes impugned. This follows the Standard -ed pattern, which is one of the most common conjugation rules in English.
Understanding why impugn becomes impugned helps with spelling and pronunciation. This verb follows the standard English past tense rule: simply add -ed to the base form.
When using impugned in writing, remember that it functions as a past tense verb and typically appears with time markers like yesterday, last week, or ago. For example: "Yesterday, she impugned to the store." The past tense form does not change based on the subject — I impugned, you impugned, he/she impugned, we impugned, they impugned.