Keyani sits next to 4 phonetic neighbors — Kiani, Keanu, and Kiara are the closest matches by sound. Most share Keyani's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"royal, of the Kayanian dynasty"
"old friend, trusted companion"
"tumult, outcry, noise"
"gift of God"
"gracious, dear"
"bright sea, shining pool"
"summer writer"
"meadow, clearing"
"clearing near the water"
"son of John, God is gracious"
"admirable, praiseworthy"
"illusion, magic"
"content, satisfied"
"oak tree (via Ayla)"
"God is my judge"
"cloth merchant"
"one who lives near a lake; water dweller"
"flowing river (associated meaning)"
"brilliant beauty, fair one"
"honey, sweetness"
"noble birth, people of high social standing"
Similar sound: These names share phonetic patterns with Keyani — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Persian / Avestan origins, giving them the same cultural heritage as Keyani.
Rhythm: Keyani is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.