Olani sits next to 4 phonetic neighbors — Lani, Alani, and Ilani are the closest matches by sound. Most share Olani's Hawaiian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"heavenly joy, belonging to the sky"
"one who illuminates, shines"
"epithet of Demeter (goddess of harvest)"
"dark one, dark-haired"
"gift freely given by the gods"
"grace, favor"
"helpful one, descendant of the helpful one"
"bright meadow, bright clearing"
"grace, favor"
"beautiful one"
"of the navy, deep blue sea"
"boundary stone"
"heavenly (folk reinterpretation)"
"Scottish pet form of Margaret"
"hazel tree"
"Gomeric's mountain or hill"
"who is like God?"
"dispute, rivalry"
"beloved, gracious"
"honey bee"
"gazelle (Aramaic equivalent — this is the translation of Tabitha)"
Similar sound: These names share phonetic patterns with Olani — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hawaiian origins, giving them the same cultural heritage as Olani.
Rhythm: Olani is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.