Antonyms for the phrase "accedes to" include "opposes", "resists", "refutes", "rejects", "disapproves", "defies", "rebels", "opposes a notion", "opposes an idea", "opposes a proposal", "opposes a suggestion", "opposes a request", "opposes a demand", "opposes a command", "opposes a plea", "opposes a petition", "opposes a proposition", and "opposes a motion." Using these antonyms in a sentence instead of the original phrase can create a contrasting tone, expressing disagreement or disapproval instead of agreement or submission. It is important to consider the connotations of each word and the intended tone when choosing antonyms for "accedes to.