Sally sits next to 3 phonetic neighbors — Sallie, Callie, and Hallie are the closest matches by sound. Most share Sally's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"princess, noble lady"
"grace, favor"
"bird"
"robin bird, red-breasted songbird"
"little Alice, noble truth"
"lily"
"precious gem"
"one who weakens or brings low"
"pure, chaste"
"ash tree meadow"
"little stream, flowing water"
"noble elf ruler"
"modesty, faithfulness (symbolic)"
"elf ruler with feminine suffix"
"song of joy"
"graceful ray of light"
"dawn, bright star"
"curly-haired, descendant of Caiside"
"Yahweh is merciful"
"rhythm, musical flow, beat"
Similar sound: These names share phonetic patterns with Sally — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Sally.
Rhythm: Sally is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.