trans. verb

  1. formal : to abolish by authoritative action : ANNUL abrogate a treaty
  2. formal : to treat as nonexistent : to fail to do what is required by (something, such as a responsibility) The company’s directors are accused of abrogating their responsibilities.
  3. formal : to suppress or prevent (a biological function or process and especially an immune response

[Beowulf — Trans. Maria Dahvana Headley]