We in the house of Denethor know much ancient lore by long tradition, and there are moreover in our treasuries many things preserved: books and tablets writ on withered parchments, yea, and on stone, and on leaves of silver and of gold, in divers characters.
There are no more uses of "moreover" in the book.
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The company has too much debt. Moreover, it is responsible for a long term lease on expensive office space.
Many graduates have high college debt. Moreover too many of them haven’t found good-paying jobs.