Choose the correct synonym for the word 'ABROGATE':

The word 'abrogate' means to formally repeal, abolish, or annul a law, agreement, or custom by authoritative action. It is most commonly used in legal and constitutional contexts, such as 'the government abrogated the treaty'. Synonyms include repeal, revoke, rescind, nullify, and cancel. Antonyms include ratify, uphold, enact, and establish. The word derives from the Latin 'abrogare' meaning 'to repeal'. In Indian constitutional discourse, the term has been prominently used with reference to Article 370.