Zayvon sits next to 4 phonetic neighbors — Zevon, Javon, and Devon are the closest matches by sound. Most share Zayvon's African-American English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"modern invented name, no traditional meaning"
"cassia tree, cinnamon bark"
"king"
"of noble birth and willing"
"beloved"
"eager nobleman"
"strength (mari component)"
"born on Sunday (in some traditions)"
"modern phonetic creation"
"exalted, praised"
"modern American creation blending Terrence with melodic -ion suffix"
"lord, ruler"
"supplanter, God hears (via James)"
"invented modern name"
"brave, bold"
"sufficient wealth/blessing"
"God will uplift, God will exalt"
"modern American creation"
"mountain, elevated"
Similar sound: These names share phonetic patterns with Zayvon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have African-American English origins, giving them the same cultural heritage as Zayvon.
Rhythm: Zayvon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.