Kaiyan sits next to 3 phonetic neighbors — Kayden, Kian, and Ryan are the closest matches by sound. Most share Kaiyan's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"universe, cosmos"
"free, liberated, independent"
"greatness, glory, majesty"
"man, human being, the thinking one"
"morality, righteousness"
"king of gods, lord of heaven"
"universe, world, cosmos"
"pure, chaste"
"portion of the divine"
"widely heard of"
"twilight"
"always new, ever-fresh"
"son of a king, prince"
"inner, interior space"
"with joy, joyfully"
"one who brings blessings"
"without noise, quiet"
Similar sound: These names share phonetic patterns with Kaiyan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Persian origins, giving them the same cultural heritage as Kaiyan.
Rhythm: Kaiyan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.