Rosaly sits next to 5 phonetic neighbors — Rosalie, Rosaly, and Rosalie are the closest matches by sound. Most share Rosaly's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"rose, beautiful rose"
"the bright one"
"beloved, dear one"
"pure, beautiful"
"from Brittany, a Breton"
"sun, solar energy"
"origin, beginning, creation"
"new, fresh (creative interpretation)"
"God's oath and beloved combined"
"garden, orchard of God"
"pure, beautiful"
"youthful, downy"
"joyful, playful"
"joy, song of happiness"
"western waterfall"
"morning star (related Danica form)"
"from the Franks, the free people"
"lion of God"
"cushion (archaic interpretation)"
"faith, faithfulness"
"herb garden estate"
Similar sound: These names share phonetic patterns with Rosaly — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Rosaly.
Rhythm: Rosaly is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.