Aylin sits next to 4 phonetic neighbors — Eileen, Alina, and Aileen are the closest matches by sound. Most share Aylin's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"halo of the moon, moonlight"
"halo of light around the moon"
"adornment, ornament"
"exalted, elevated"
"dark one"
"noble, Iranian"
"purity, grace"
"white flower"
"divine play"
"honeycomb, forest"
"princess, noblewoman"
"purity, devoutness"
"night, dark beauty"
"night, dark beauty"
"angel of the night"
Similar sound: These names share phonetic patterns with Aylin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Turkish origins, giving them the same cultural heritage as Aylin.
Rhythm: Aylin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.