Mathius sits next to 5 phonetic neighbors — Matthias, Matthew, and Matteo are the closest matches by sound. Most share Mathius's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gift of God"
"wise protector"
"head chief, leader"
"son of David"
"to be filled with wonder and admiration"
"dove"
"angelic warrior"
"people of warmth"
"messenger goddess"
"Lord, master"
"helpful"
"made by God"
"modern invented name"
"to travel leisurely"
"praised"
"ash tree farm, settlement by ash trees"
"fortune; luck (in Spanish/Italian)"
"chosen, selected, picked out"
"border of the sea, with them"
"from Carlisle"
Similar sound: These names share phonetic patterns with Mathius — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Mathius.
Rhythm: Mathius is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.