Defeasance(n.) A defeat; an overthrow.
Defeasance(n.) A rendering null or void.
Defeasance(n.) A condition, relating to a deed, which being performed, the deed is defeated or rendered void; or a collateral deed, made at the same time with a feoffment, or other conveyance, containing conditions, on the performance of which the estate then created may be defeated.
Defeasible(a.) Capable of being annulled or made void; as, a defeasible title.
Words within defeasibility