disaffirm Synonyms

go against refute rebut quash overturn overrule oppose nullify negative invalidate impugn gainsay reject renounce negate criticize withdraw undo traverse revoke reverse retract rescind repudiate repeal forswear dispute contravene contradict contest confute challenge cancel belie annul abrogate abnegate abjure controvert counter disprove disown disclaim disavower disavow disallow deny denounce denegation cross