The difference between Abrogate and Obliterate

When used as verbs, abrogate means to annul by an authoritative act, whereas obliterate means to remove completely, leaving no trace.

Abrogate is also adjective with the meaning: abrogated.

check bellow for the other definitions of Abrogate and Obliterate

Abrogate as a verb (transitive):

To annul by an authoritative act; to abolish by the authority of the maker or her or his successor; to repeal; — applied to the repeal of laws, decrees, ordinances, the abolition of customs, etc.
Abrogate as a verb (transitive):

To put an end to; to do away with.
Abrogate as a verb (molecular biology, transitive):

To block a process or function.

Obliterate as a verb:

To remove completely, leaving no trace; to wipe out; to destroy.