Leilana sits next to 4 phonetic neighbors — Leilani, Liana, and Layla are the closest matches by sound. Most share Leilana's Hawaiian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"heavenly child, child of the sky"
"oak tree"
"spiritual God-reference through -yah suffix"
"bright, shining light"
"peace"
"path, movement"
"wanderer"
"gift of God"
"in charge, ruling, leader"
"noble, dear child"
"cap maker or seller"
"variant of America or Amelia"
"noble"
"beautiful, harmonious, dear child"
"sun, powerful one"
"from the east"
"walking with a proud gait (via Arabic Maisa)"
"vale, lowland"
"pearl"
"industrious, hardworking"
"angel, divine messenger"
Similar sound: These names share phonetic patterns with Leilana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hawaiian origins, giving them the same cultural heritage as Leilana.
Rhythm: Leilana is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.