General prefixes:
* Un-: This prefix implies the opposite of the word, so "unforget" would mean to remember.
* Dis-: Similar to "un-", this prefix also indicates the opposite, so "disforget" would imply a lack of forgetting.
More specific prefixes:
* Pre-: This prefix means "before", so "preforget" could mean to forget something before it happens, or to forget about it before you've even started thinking about it.
* Re-: This prefix means "again", so "reforget" could mean to forget something that you had already remembered.
* Mis-: This prefix means "wrongly", so "misforget" could mean to forget something in a way that is incorrect or misleading.
Other options:
* For-: While not technically a prefix, this part of the word "forget" could be seen as the root, and you could use it to create compound words like "forgetfulness" or "forget-me-not".
It's important to note that these are just possibilities and none of these words are officially recognized in the English language. When choosing a prefix, consider the specific context and the meaning you want to convey.