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"
"guardian, soldier"
"invented modern name"
"thankful warrior"
"possessor, owner, master"
"blessings, ease, comfort"
"he enlightens"
"darling, friend"
"noble and ready, prepared for battle"
"sufficient wealth/blessing"
"modern invention with warrior connotations"
"dear one, beloved"
"help of God"
"one who stands firm"
"sailor, adventurous traveler"
"thunder warrior, Thor's strength"
"hero of God, man of God"
"graceful, comely"
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.