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)"
"God is gracious"
"Son of Otto"
"prince, leader"
"of Mars, warlike"
"pure one devoted to God"
"guest of a king"
"strong, kingly"
"noble, dignified"
"Modern blend of Jason and Zion"
"of the heart, cordial"
"good change, positive transformation"
"distinguished one"
"modern invented name, strength implied"
"a salute, tribute, honor"
"dear, precious one"
"modern invented name"
"held by the heel (from the birth story of Jacob)"
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.