Jailyne sits next to 5 phonetic neighbors — Jayleen, Jolene, and Kayleen are the closest matches by sound. Most share Jailyne's American-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"blend of Jay + -leen, phonetic Americanized name"
"goddess of the moon and hunt"
"noble woman"
"free woman, free person"
"modern invented combination name"
"riverbank dweller (from riparia)"
"phonetic initialism (J.C.)"
"son of Hugh"
"beautiful, fine, delicate"
"God is my strength, God is my warrior"
"of noble kind, noble birth"
"woman of Magdala, beloved"
"place of the royal family (modern cultural meaning)"
"may God protect"
"lord, master"
"From the coast"
"sky, cloud"
"Great land, the mainland"
"ivy plant, faithfulness"
"protected city"
Similar sound: These names share phonetic patterns with Jailyne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American origins, giving them the same cultural heritage as Jailyne.
Rhythm: Jailyne is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.