Antonyms for the term "refresh memory" can be "forget," "ignore," "distract," "obscure," and "conceal." When one is trying to refresh their memory, they are trying to recall and revive memories and information that may have been forgotten or become unclear. An antonym to "refresh memory" could be "forget," which would represent a total inability to recollect something. "Ignore" would mean to intentionally disregard the memory or information, "distract" would be to shift the attention to something else, and "obscure" could mean to make the memory unclear and difficult to recollect. "Conceal" would represent a deliberate effort to keep the memory hidden from oneself or others.