Aysel sits next to 5 phonetic neighbors — Aysel, Asel, and Aisel are the closest matches by sound. Most share Aysel's Turkish/Azerbaijani-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"moon flood, moonlit stream"
"like a bird, birdlike"
"city"
"fragrant white flower"
"divine loving-kindness"
"clever, talented"
"faith, belief"
"night, dark beauty"
Similar sound: These names share phonetic patterns with Aysel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Turkish/Azerbaijani origins, giving them the same cultural heritage as Aysel.
Rhythm: Aysel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.