unget
The opposite action of get (in various senses) — To cause to be unbegotten or unborn, or as if unbegotten or unborn.
transitive
I'll diſovvn you, I'll diſinherit you, I'll unget you!
The opposite action of get (in various senses) — To unacquire; relinquish; release; get rid of; lose; lose hold of; forget
transitive
He felt himself in the position that having got the conviction he did not see how he was to unget it.
Where it comes from
From un- + get; compare unbeget, Middle English ungeten (“unbegotten; not won; not captured”).
Adapted from the Wiktionary entry unget (CC BY-SA 4.0).