They do have different uses, as well as “flavours”.
E.g. if you end up in fairyland, you’d likely expect something more child friendly and whimsical. If you end up in the land of the fey, that’s a far scarier prospect.
It’s also akin to having different words for dwarf, elf, orc, and human. They are all big, with 2 legs, 2 arms and a head on top.
They do have different uses, as well as “flavours”.
E.g. if you end up in fairyland, you’d likely expect something more child friendly and whimsical. If you end up in the land of the fey, that’s a far scarier prospect.
It’s also akin to having different words for dwarf, elf, orc, and human. They are all big, with 2 legs, 2 arms and a head on top.