Kizi sits next to 4 phonetic neighbors — Kizzy, Kisi, and Izzy are the closest matches by sound. Most share Kizi's Swahili-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"blessing"
"cassia, cinnamon spice (variant of Keziah)"
"Modern African-American invented name; possibly related to Tanisha ..."
"Blue; sapphire; sky-colored"
"peaceful, tranquil"
"anointed one"
"beautiful, handsome, good"
"eagle"
"noble valley"
"summer"
"strong and studious"
"brave, manly, strong"
Similar sound: These names share phonetic patterns with Kizi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Swahili origins, giving them the same cultural heritage as Kizi.
Rhythm: Kizi is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.