Mattisyahu sits next to 4 phonetic neighbors — Matthew, Mattityahu, and Matthias are the closest matches by sound. Most share Mattisyahu's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gift of Yahweh, gift of God"
"king, ruler"
"God is salvation, Yahweh saves"
"see, the son"
"He is my God"
"gift of God"
"drawn from the water"
"God is willing"
"beloved, dearly loved"
"wise, judicious"
"Biblical town in Galilee"
"he will sing, he will call out joyfully"
"clear, clean, acquitted"
"God has healed"
"my heart, beloved"
"God is Lord (variant of Elijah)"
Similar sound: These names share phonetic patterns with Mattisyahu — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Mattisyahu.
Rhythm: Mattisyahu is a 5-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.