1. to give consent, approval, or adherence; agree; assent; to accede to a request; to accede to the terms of a contract.
2. to attain or assume an office, title, or dignity; succeed (usually followed by to): to accede to the throne.
3. International Law. to become a party to an agreement, treaty, or the like, by way of accession.
"states can be acceding."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.