Mattix sits next to 5 phonetic neighbors — Maddox, Mattias, and Matrix are the closest matches by sound. Most share Mattix's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gift of God"
"Saxon's settlement, Saxon town"
"entire, all-encompassing"
"helper, warner (if derived from Nazir)"
"scholar (via Skylar)"
"elm (river or settlement by elm trees)"
"strength, power"
"modern coined name, variant of Javion"
"one who prevails"
"son of David, from Hebrew Dodavahu (beloved)"
"gift of God"
"crew, group, social organization"
"modern American creation"
"maple tree"
"at the barns, near the granary"
"great one"
"olive warrior"
"belief, trust, credibility"
"independent short punchy name"
"one who is celebrated"
"little slender one"
Similar sound: These names share phonetic patterns with Mattix — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew (via Matthew) origins, giving them the same cultural heritage as Mattix.
Rhythm: Mattix is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.