Milly sits next to 4 phonetic neighbors — Millie, Molly, and Lily are the closest matches by sound. Most share Milly's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"strength in work, industrious"
"scribe, secretary, scholar"
"red rose"
"resolute guardian"
"rye clearing"
"the end, high place"
"variant of Ayla, meaning oak tree"
"compatriots, fellow countrymen"
"powerful; in a state of bliss"
"my beautiful one"
"dark beauty"
"fair warrior, white hero"
"from the alder grove"
"free woman"
"gracious meadow"
"wise, learned"
"bright, sparkling (phonetic association)"
"sky blue, azure color"
"pure"
"belonging to God, divine grace"
Similar sound: These names share phonetic patterns with Milly — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Milly.
Rhythm: Milly is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.