There are various synonyms for the phrase "does away with," including abolishes, eliminates, annuls, eradicates, obliterates, removes, terminates, and cancels. Each of these words implies the complete removal or ending of something, whether it be a physical object or abstract concept. The word "abolishes" carries connotations of legally removing a rule or institution, while "eliminates" suggests a more literal erasure of something. "Annuls" often refers to the reversal of a previous decision or action. "Eradicates" and "obliterates" convey a sense of complete destruction, while "removes" simply denotes the act of taking something away. "Terminates" and "cancels" both imply a sudden and final ending to something.