You may not be able to move objects that are on cursed land, but if you line up like objects near it to create a merge, it will pull the one(s) off cursed land to use in the merge!
Any curse underneath will be instantly lifted! Sometimes you even NEED to do this to complete certain levels.
Align similar objects next to ones on cursed land:
They merge, pulling the one(s) off cursed land:
The cursed land under the object that was pulled off this way will instantly lifted!