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v. To make invalid; nullify.

v. To make invalid. Esp. applied to contract law.

v. To render invalid; to weaken or lessen the force of; to destroy the authority of; to render of no force or effect; to overthrow.

To render invalid; destroy the strength or validity of; render of no force or effect.

Specifically In law, to deprive of binding force or legal efficacy: as, fraud invalidates a contract.

v. show to be invalid

v. take away the legal force of or render ineffective

v. declare invalid

v. make invalid for use

"FARRELL: I'm afraid I have to say that I think if the west started getting into the game of asking Muslim clerics to issue fatwas then it would put the clerics in a very difficult situation and it would kind of invalidate the fatwa if they did it because they would look like they're doing it at the behest of the west."

confirm   

invalidated    invalidates    invalidating   

negate    contradict    change    modify    alter    score    mark   

invalidated    invalidating   

overthrow    abolish    nullify    annul    disannul    unmake    void    avoid    undo    vitiate