Kavon sits next to 4 phonetic neighbors — Kevin, Kavan, and Devon are the closest matches by sound. Most share Kavon's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"handsome, well-born"
"handsome youth"
"champion, winner"
"short form of Walter"
"of the morning, daybreak"
"shield wolf"
"warlike, fighter (from Thracius)"
"fort at Luguvalium"
"oak grove"
"he who holds firm the good"
"defender of men"
"oak lake"
"land of the lochs, fjord-land (Scandinavia)"
"may God give strength"
"hidden store, treasure"
"that which one believes"
"calm, serene"
"free spirit, nonconformist"
"morning glory, morning well (depending on kanji)"
"strength, power, courage"
"defender of men, protector of the people"
Similar sound: These names share phonetic patterns with Kavon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish/Old Irish origins, giving them the same cultural heritage as Kavon.
Rhythm: Kavon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.