Rosanna sits next to 5 phonetic neighbors — Rosanne, Roxanna, and Giovanna are the closest matches by sound. Most share Rosanna's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gracious rose"
"beautiful and rising"
"combination of Mary and Lena"
"from Colette or Nicole"
"counsel power"
"fragrant bark"
"little Goth"
"modern invented combination name"
"Woden's day"
"ruler of men"
"bitter grace (combined etymology)"
"divine timelessness, immortality"
"variant of Diana, valley"
"from Ávila"
"phonetic initialism (J.C.)"
"defender of the people"
"clarity, clearness"
"Of the sea, sea maiden"
"gatekeeper, doorman"
"bright, clear, famous"
"liberation, ultimate peace, enlightenment"
Similar sound: These names share phonetic patterns with Rosanna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin and Hebrew compound origins, giving them the same cultural heritage as Rosanna.
Rhythm: Rosanna is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.