Milla sits next to 5 phonetic neighbors — Mila, Millie, and Bella are the closest matches by sound. Most share Milla's Slavic cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"gracious, dear, beloved (Slavic root 'mil')"
"torch, sun ray"
"son of Roy, descendant of the king"
"sword, firebrand (Germanic etymology)"
"the west wind god"
"ingenious hero"
"true, genuine"
"made from kermes insect dye"
"pure one (Katherine) + gracious (Helen)"
"God is my oath"
"poetic vision of Ireland"
"golden, made of gold"
"nobility, of noble descent"
"crowned one, garland"
"gentle horse"
"beautiful May, lovable beauty"
"chasteness, virtue"
"Odin's warrior"
"free woman"
"woodland clearing with hares"
Similar sound: These names share phonetic patterns with Milla — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Slavic origins, giving them the same cultural heritage as Milla.
Rhythm: Milla is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.