ARIEN: Butterflies? Confused heroine finds direction twice, and she's radiant.
IRMO: He appears to die, classically perturbed.
NAMO: A troubled sound of pain gives him away.
ULMO: Mutilate, seize ring, but lose an article? Such chaos! Is he really that violent, or just very powerful?
ROMESTAMO: Find him in a rotating sauna.
I did think of using Ungoliant for the U clue, but I think I read somewhere that she might not have been an Ainu/Maia.
Well done all, and especially Huinesoron! Over to you.