Ailanys sits next to 5 phonetic neighbors — Ailani, Arianys, and Elanis are the closest matches by sound. Most share Ailanys's Hawaiian via Caribbean creative-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"possibly high chief (via Hawaiian Ailani)"
"fate, destiny (via Latin fata)"
"stag's woodland, forest clearing"
"farmer, earth-worker"
"pure one (Katherine) + gracious (Helen)"
"gift of God"
"successful, prosperous"
"beautiful maiden"
"of the heavenly sky"
"rhythm, musical flow"
"Odin's warrior"
"each of the two, pure one"
"gentle horse"
"moonlight, one related to the moon"
"bright, shining (variant of Helen)"
"the hazel tree"
"ivory, creamy white material"
"crooked nose"
"lake, body of still water"
"short form of Josephine"
"open grassland, savanna"
Similar sound: These names share phonetic patterns with Ailanys — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hawaiian via Caribbean creative origins, giving them the same cultural heritage as Ailanys.
Rhythm: Ailanys is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.