The medieval French word (and English borrow-word) was immeubles - immovables. While it's not clear what these were to me, there is a distinction between buying

The medieval French word (and English borrow-word) was immeubles - immovables. While it's not clear what these were to me, there is a distinction between buying furniture (meh, it's your stuff) and buying immeubles (which meant you were staying longterm). But the point is: yeah, "immovable".