Apparently a rejected variant of Herendil “Fortune-friend” appearing in The Etymologies from the 1930s as compound of (rejected) ᴹ✶alā́ri “bliss” and the (rejected) suffix -el “friend” (EtyAC/LAR, ÑEL).
Quenya
Aláriel
eadwine
Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!
Qenya
aláriel
masculine name. Eadwine
Elements
Word Gloss alā́ri “bliss” -el “friend”
[Aláriel, masc. name = "Eadwine", friend of fortune (but this name is elsewhere rendered into Quenya as Herendil, q.v.) (VT45:26)]