This is possibly derived ultimately from the Elvish words.

Resolute carved Elvish words on a wooden plate he'd taken from below and sailed that out into the night.

Elvish words or no, manuscripts just didn't get up and walk!

Internal development of the Elvish word for "Elves"

He then spoke the Elvish word for "friend" (mellon) and the doors opened.

As of 2008, about 25,000 Elvish words have been published.

"Shalafi," he whispered, trying out the title, the Elvish word for "master."

I had only to speak the Elvish word for friend and the doors opened.

Her name may come from the Elvish word for "starlight".

I think it is Elvish, but you've taught me so few Elvish words yet.