Keahi sits next to 4 phonetic neighbors — Keanu, Kea, and Kahi are the closest matches by sound. Most share Keahi's Hawaiian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the fire"
"grace, elegance"
"one who lays tiles"
"may God protect"
"noble valor, kingly"
"Gracious, charitable person"
"gift of God"
"firm foundation"
"of the angel, from Angelo's family"
"courtesy title for an adult man"
"Mother Earth personified"
"small, little"
"ray of light, particle of radiance"
"northerner, man from the north"
"supplanter"
"young lion, lion cub"
"from the broad wood"
"strong, firm, enduring"
"descendant of Raghallach"
"vigilant, watchful"
"the sun, solar deity"
Similar sound: These names share phonetic patterns with Keahi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hawaiian origins, giving them the same cultural heritage as Keahi.
Rhythm: Keahi is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.