To begin working on energetically; undertake (a problem, task, etc.) vigorously
To assert or maintain:
To assert the opposite of a statement or idea put forward by (someone).
To argue or debate with (someone).
To be hostile or resistant to; try to prevent:
To ask questions.
To keep from yielding to, being affected by, or enjoying
To act or be in violation of (a law, directive, or principle, for example); violate:
To raise arguments against; voice opposition to.
To refuse to acknowledge as one's own; disown; repudiate
(Law) To refuse to abide by (a contract, agreement, etc.); repudiate
To make ineffective or invalid; nullify:
To demonstrate to be false; disprove.
To survey, inspect, or examine carefully
challenge the accuracy, probity, or propriety of
Find another word for oppugn. In this page you can discover 17 synonyms, antonyms, idiomatic expressions, and related words for oppugn, like: attack, contend, contradict, dispute, oppose, question, resist, contravene, controvert, deny and disaffirm.