Don't let it bother you; put it out of your mind.
I don't want to continue with this conversation (usually used in frustration or anger).
It doesn't matter.
A conventional reply to an expression of gratitude.
Absolutely not; I forbid it or it is impossible.
To retract/withdraw an earlier statement
To cause to remember some past event or time
To regain possession of something
To return something to a vendor for a refund
To resume a relationship