Jeannie sits next to 5 phonetic neighbors — Jeanie, Genie, and Jean are the closest matches by sound. Most share Jeannie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"queen, ruler"
"pearl"
"man of God, hero of God"
"wished-for child"
"informal name for Chevrolet; associated with American car culture"
"white wave"
"abundance, growth"
"little mouse"
"beloved, dear one"
"white ring, blessed ring"
"starwards, toward the stars"
"high, noble"
"the Milky Way, vast star system"
"descendant of Raghaillach"
"miracle, wonder"
"bright, shining"
"mother goddess"
"quiet, still"
"noble kind, noble born"
"grace, favor (from Ana/Anna)"
Similar sound: These names share phonetic patterns with Jeannie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via French Jean origins, giving them the same cultural heritage as Jeannie.
Rhythm: Jeannie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.