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Invalidate

usgb/ɪnˈvælɪdeɪt/Volume
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LampPro Tip 1/3
Power LossPlay
Use 'invalidate' when someone loses authority or influence due to actions or events. SlideThe scandal will likely invalidate the politician's influence.
LampPro Tip 2/3
Not Just LegalPlay
'Invalidate' can be used in everyday situations, not just official or legal contexts. SlideIgnoring her advice may invalidate your friendship.
LampPro Tip 3/3
Perceived ValidityPlay
Invalidate implies that something was once valid, but is no longer considered so. SlideThe new data invalidated the old scientific conclusions.