reextinction

when you revive a species from extinction, and then exterminate the species

John: did you here after Jurassic world 5 the military reextincted the dinosaurs.
sarah: no reextinction happens after the 6th movie!

reextinction by basedape March 2, 2022

restinction 

The process of bringing a species back from extinction.

The restinction of the dinosaurs changed history forever.

restinction by CakeManTheThird July 10, 2018

Retinction 

A word made up by Ichabod Crane the Schoolmaster of Sleepy Hollow

Retinction that’s not a word but nobody cared
If a pin dropped you could hear it in there

Retinction by shb#2 November 9, 2023