Treyvon sits next to 4 phonetic neighbors — Trevon, Trayvon, and Devon are the closest matches by sound. Most share Treyvon's Welsh-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"large homestead, settlement (via Trevor)"
"twin"
"brave"
"well-born, noble"
"son"
"new house"
"tumult, riot"
"dog star"
"new year, fresh beginning"
"son of grace; graceful"
"gray valley, son of the gray one"
"my inheritance"
"forest friend, house friend"
"vigilant in war, son of Cathasach"
"modern invented name"
"red-haired, from the russet one"
"lean, slender warrior"
"strength, my strength"
"vigorous youth"
"modern invented name"
"darling, treasured one"
Similar sound: These names share phonetic patterns with Treyvon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Welsh origins, giving them the same cultural heritage as Treyvon.
Rhythm: Treyvon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.