[Lalaith]

I like Scattergories. Both my Downs and real name letters have gone so I'll use my second name.
A LOTR character: Haldir
A character from The Hobbit: The eponymous hero?
A place in Middle-Earth: Hobbiton
Things from LOTR: Horn of Buckland
Beasts/Monsters: Huorns (does that count?)
A Silmarillion character: Haleth
Another Barrow Downer: Holbytlass
Actor from LOTR movies: Ian Holm
A weapon: hallberd, hammer?
A dwarven character: Is there one?
An elf: Haldir again
A hobbit: Hamfast Gamgee
A human: Hurin, who else.
An elf-human hybrid: Half-elven, Elrond the
A maia: Huan. Well *I* think he was a maia.
A place in Aman (including Tol Eressea): Halls of Mandos
A battle: Helm's Deep