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Related to oppugn: succumb, impugn
tr.v. op·pugned, op·pugn·ing, op·pugns
To oppose, contradict, or call into question.
[Middle English oppugnen, from Latin oppugnāre, to attack : ob-, against; see ob- + pugnāre, to fight with the fist; see peuk- in Indo-European roots.]
(tr) to call into question; dispute
[C15: from Latin oppugnāre, from ob- against + pugnāre to fight, from pugnus clenched fist; see pugnacious]
1. to assail, esp. by criticism.
2. to call in question; dispute.
[1400–50; late Middle English < Latin oppugnāre to oppose, attack]
Past participle: oppugned
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|Verb||1.||oppugn - challenge the accuracy, probity, or propriety of; "We must question your judgment in this matter"|
challenge - issue a challenge to; "Fischer challenged Spassky to a match"