obliterate

英[ə'blɪtəreɪt] 美[ə'blɪtə'ret]

1. mark for deletion, rub off, or erase;

"kill these lines in the President's speech"

2. make undecipherable or imperceptible by obscuring or concealing;

"a hidden message"

"a veiled threat"

3. remove completely from recognition or memory;

"efface the memory of the time in the camps"

4. do away with completely, without leaving a trace