Impugn

1.

(TRANSITIVE) (to oppose or challenge as false, to call in question, to contradict) ចោទនូវសេចក្ដីទៀងត្រង់ ។ល។ ណាម្នាក់, រិះគន់, ចាប់, ប្រឆាំងតតាំង, ប្រកែក, ជំទាស់, ឈ្លោះ, ប្រកែកអំពី

1.

(TRANSITIVE) To attack by words or arguments; to contradict; to assail; to call in question; to make insinuations against; to gainsay; to oppose.