Xylin sits next to 3 phonetic neighbors — Zylan, Kylin, and Zylon are the closest matches by sound. Most share Xylin's Greek xylon-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Of the forest; made of wood"
"new house, new home"
"gray color"
"powerful person, dynamic one"
"island of goats"
"Little saint; diminutive form of Santo"
"place name turned given name"
"Modern invented name; energetic and bold spirit"
"elf friend"
"gentle, lenient"
"spear bearer, warrior"
"bright; swift"
"Long meadow or clearing in the woods"
"industrious ruler"
"bright, shining warrior"
Similar sound: These names share phonetic patterns with Xylin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek xylon origins, giving them the same cultural heritage as Xylin.
Rhythm: Xylin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.