Kuikaeshi is an act in which, after a property's ownership was shifted to someone else by compromise or donation, its previous owner or his descendants recover the ownership by disaffirming the previous decision.
悔返（くいかえし）とは、中世日本において、和与・寄進などの財産処分を行って所有権の移動が行われた後に元の所有者あるいはその子孫らがその行為を否定して取り戻す行為。