"It doesn't work. It might be worth the risk if you happen to personally keep a garden and use seeds you harvest yourself every year."
"Assuming no one force feeds me or incapacitates me - I don't think I'm much harder than a mortal to render unconscious except no amount of drowning will do it - and I have the names of enough people that they can prevent everyone whose name I don't have from shooting a hole through my wing or anything - I don't suppose there's any obvious reason it wouldn't work."
"I have to know which person you mean - faces would do it - and entertain the correct hypothesis about their name and then I'll know if it's right or not."
"Depends on how free a hand I have to order the people intelligently as opposed to on a rigid plan, and whether you continue to intend to leave them alone after you have your thing. I don't - I don't intrinsically object to having names, all that does by itself is make it so they can't hurt me - and I'm assuming they'd rather not die -"
"I don't understand why you're under the oath to get the Silmaril in the first place but as long as you are this is better than massacring them."
And then she goes to have a look at the books.
She was not forbidden to think about names. Second half of the first name goes snap.
Syntax and language is bewildering; mortals talk weird. She is interested in the magic metalworking though.
"If you ever ever figure out a way to use it to take me prisoner, or a way to help someone else do that, I order you not to do it and to warn me immediately. If you ever figure out a way to communicate it to someone else I order you to stop them from getting it by any means necessary. If someone else has it, stop them from taking me prisoner. If you cannot stop them from taking me prisoner, kill me."