Perfect usufruct
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
An usufruct in those things which the usufructuary can enjoy without changing their substance, though their substance may be diminished or deteriorate naturally by time or by the use to which they are applied, as, a house, a piece of land, furniture, and other movable effects.
Civ. Code La. 1900, art. 534.