Romeo sits next to 3 phonetic neighbors — Rocco, Rio, and Romain are the closest matches by sound. Most share Romeo's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pilgrim to Rome; from Rome"
"God has given"
"red earth, made from the ground"
"raven"
"spotted stone"
"hollow (place)"
"administrator of justice"
"one who finishes cloth"
"strong and brave"
"God is gracious"
"unity; the best; one"
"of Mars, warrior"
"ash tree town"
"light, bringer of light"
"Frankish person"
"to heal, healer"
"Lord, have mercy (liturgical)"
"the one to whom it belongs"
"swift, alert"
"bright fame"
"steadfast defender"
Similar sound: These names share phonetic patterns with Romeo — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Italian/Latin origins, giving them the same cultural heritage as Romeo.
Rhythm: Romeo is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.