Debond means to separate or detach something, particularly something that is bonded or glued together. There are several synonyms for debond, such as detach, disconnect, disengage, unfasten, unstick, and separate. Apart from these synonyms, other related words that could be used in place of debond are uncouple, loosen, undo, break, release, and dismantle. However, the choice of synonym will depend on the context in which the term is to be used. For instance, if you want to describe a process where glue or adhesive is removed, then "unstick" or "unfasten" could be more appropriate while "disconnect" or "disengage" might fit better in a mechanical or technical context.