Mallie sits next to 4 phonetic neighbors — Molly, Millie, and Callie are the closest matches by sound. Most share Mallie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"diminutive of Mary"
"grey color"
"serene, calm skies"
"feminine form of Jack/Jacques/James"
"beautiful, graceful"
"pure, innocent"
"friend, ally"
"young ceremonial attendant"
"pebbly place"
"without a superior, caring"
"dweller by the boggy ground"
"bright, shining light"
"pleasantness, sweetness"
"from Lassy (Norman place name)"
"envious (alternative etymology)"
"flower, blooming beauty"
"my God is abundance"
"battle, rock"
"lovely rose"
"may Jehovah add"
Similar sound: These names share phonetic patterns with Mallie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Mallie.
Rhythm: Mallie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.