Martavious sits next to 4 phonetic neighbors — Octavius, Darius, and Marcus are the closest matches by sound. Most share Martavious's African American/Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"invented; possibly eighth (via Octavius)"
"one who is honored"
"modern invented name"
"of the heart, cordial"
"guest of a king"
"moonlit, luminous"
"the eighth (via Octavius root)"
"chief hero"
"pure, clean, innocent"
"Holy hill, place of spiritual ascent"
"good change, positive transformation"
"modern American creation"
"noble, dignified"
"little branch, tender bough"
"divine strength"
"the Lord is salvation"
Similar sound: These names share phonetic patterns with Martavious — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have African American/Latin origins, giving them the same cultural heritage as Martavious.
Rhythm: Martavious is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.