Eylin sits next to 7 phonetic neighbors — Aylin, Aileen, and Eileen are the closest matches by sound. Most share Eylin's Turkish, from ay (moon)-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"moon halo, soft glow of moonlight"
"God among us; divine presence"
"at a crossing, toll collector"
"purpose, intention"
"Bright, shining light; torch"
"To build, to construct"
"helmeted chief, armored head"
"Fair-shouldered (from Fionnuala)"
"cosmic serpent, primordial dragon"
"of Jilan, elevated place"
"ever powerful"
"the Pleiades star cluster"
"weary, gazelle (Leah suffix)"
"who is like God"
"flower spear, blooming lance"
"dappled, spotted"
"rare, elegant material"
"princess"
"warrior, champion"
"told by God"
"noble strength"
Similar sound: These names share phonetic patterns with Eylin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Turkish, from ay (moon) origins, giving them the same cultural heritage as Eylin.
Rhythm: Eylin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.