Keylani sits next to 5 phonetic neighbors — Leilani, Kailani, and Kaelani are the closest matches by sound. Most share Keylani's Hawaiian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"heavenly sea, sky and ocean"
"heavens and flowing water"
"god of wine and festivity"
"rose (red)"
"immortal"
"bright day, daylight"
"combination of grace and devotion"
"variant of Ayla, meaning oak tree"
"the calming sky"
"descendant of the dark challenger"
"beauty, greens, grain"
"home ruler (as short for Harriet/Henrietta)"
"illustrious, brilliant"
"white walls (Inbu-hedj, alternate name)"
"compatriots, fellow countrymen"
"friend, companion"
"gift of God (via Dorothy)"
"lapis lazuli beauty"
"burnt meadow clearing"
"pledge, oath"
"beautiful clearing"
Similar sound: These names share phonetic patterns with Keylani — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hawaiian kailani origins, giving them the same cultural heritage as Keylani.
Rhythm: Keylani is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.