Osiel sits next to 4 phonetic neighbors — Oziel, Eziel, and Osiel are the closest matches by sound. Most share Osiel's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is my strength"
"my strength is God"
"loved by God"
"jewel of God, adorned by God"
"beloved of God"
"gift, offering (via Jesse/Isai)"
"follower of Christ"
"who is like God?"
"father of a multitude"
"the promised land"
"sun"
"bright, splendid"
"from Laurentum, of the laurel"
"brave as a bear, strong bear"
"gift, present"
"light"
"God is gracious"
"praised (from Judah/Yehuda)"
"new house"
"king of beasts, symbol of Judah"
Similar sound: These names share phonetic patterns with Osiel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Osiel.
Rhythm: Osiel is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.