Rosie sits next to 5 phonetic neighbors — Rosy, Roxie, and Josie are the closest matches by sound. Most share Rosie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"white, pure"
"one who will rise again"
"champion, cloud"
"a day's travel, voyage"
"the sea"
"queen"
"descendant of the young warrior"
"white hero"
"modern blended name form"
"wren meadow, small bird's clearing"
"grace, favor"
"ember, smoldering remnant"
"full of life"
"adornment, ornament"
"Arbiter, judge"
"black, the dark one"
"soft-haired, youthful"
"flowing body of water"
"youthful, downy"
"pleasant wood; meadow near a lake"
Similar sound: These names share phonetic patterns with Rosie — similar vowel sounds, consonant clusters, or rhythm.
Rhythm: Rosie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.