The name of Minas Ithil after it fell into the hands of Sauron, translated “Tower of Sorcery” (LotR/245). This name is a combination of minas “tower” and morgul “sorcery” (MR/350, PE17/31).
Conceptual Development: In Lord of the Rings drafts from the 1940s, this name first appeared as N. Minas Morgol “Tower of Sorcery” (TI/127), soon revised to N. Minas Morghul (TI/146) and eventually to its final form N/S. Minas Morgul (WR/230).
topon. 'Tower of Sorcery'. >> Minas Tirith