i Register
In some senses, disafforest is marked as UK. Watch for register when choosing this word.
verb
To deforest.
To change the status of land from that of a forest to ordinary land.
The Charter of the Forests had for its object the disafforesting several of those tracts; the prevention of future afforestings: the mitigation and ascertainment of the punishments for breaches of the Forest Law.