disavow
di·sa·vow
verb
1.
refuse to acknowledge; disclaim knowledge of; responsibility for, or association with
- “Her husband disavowed her after 30 years of marriage and six children”
Origin
From dis- + avow, or from Old French desavouer.
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.