-lya 2nd person sg. formal/polite pronominal suffix "thy, your" (VT49:16, 38, 48). In tielyanna "upon your path" (UT:22 cf. 51), caritalya(s) "your doing (it)" (VT41:17), esselya "thy name" (VT43:14), onnalya "your child" (VT49:41, 42), parma-restalyanna *"upon your book-fair" (VT49:38), and, in Tolkien's Quenya Lord's Prayer, in the various translations of "thy kingdom": aranielya in the final version, earlier turinastalya, túrinastalya, turindielya, túrindielya (VT43:15). Also in indómelya (changed from mendelya) "thy will" (VT43:15-16)
Quenya
indómë
settled character
indómë
noun. settled character; will of Eru
-lya
thy, your
indómë noun "settled character", also used of the "will" of Eru (according to etymological notes written in 1957, referred to in VT43:16, presented in PE17:189). Indómelya "thy will" (VT43:16).