! This content is considered pre-canon.
While the subject of this article or section is based on official information, it was replaced or heavily revised in later versions of the legendarium.

Fuithluin was an ogress who was in J.R.R. Tolkien's early concepts for the Children of the Ainur.

She and Melkor (later Morgoth) gave birth to a son named Kosomot (later Gothmog), who was a Balrog.


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