abrogation
/ˌæbrəˈɡeɪʃ(ə)n/
noun
The repeal or abolition of a law, right, or agreement.
The courts accept that abrogation of these privileges can only be made by statute but nonetheless there is considerable scope for judicial definition of limits.
repudiation,revocation,repeal,rescinding,rescindment,overturning,overruling,overriding,annulment,cancellation,invalidation,nullification,voiding,negation,dissolution,countermanding,vetoing,discontinuation,reversal,retraction,removal,withdrawal,abolition,suspension,ending,stopping,quashing,scrapping