Wiktionary
rememorize
vb. To memorize again.
Usage examples of "rememorize".
The more powerful the spell, the more complicated the routine required to rememorize it.
She rememorized the room, checking over possible emergencies, and then crawled into bed and went to sleep, setting her mind so that she would be suddenly wide awake when her victim returned from his party.
Once he had rememorized the sequence, O’Toole destroyed all his computations and went to the dining room to have breakfast with the rest of the cosmonauts.
A cleric wasn't like a wizard, dependent on rememorizing spells from books.