Quenya 

silmarien

feminine name. Silmarien

Eldest child of Tar-Elendil and ancestor of Valandil of Andúnië (LotR/1035, S/268). Her name seems to be a compound of [ᴹQ.] silma “silver, shining white” and the feminine suffix -ien.

Quenya [LotRI/Silmariën; PMI/Silmarien; SI/Silmarien; UT/210; UTI/Silmarien] Group: Eldamo. Published by

Silmarien

-riën

Silmarien (sometimes "-riën") fem. name, apparently incorporates sil(i)ma (Appendix A) and the feminine ending -ien, or -rien as a variant of -riel (garlanded maiden) as in Altariel (Galadriel).