Lorraine sits next to 5 phonetic neighbors — Loraine, Elaine, and Corinne are the closest matches by sound. Most share Lorraine's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from the kingdom of Lothar"
"grace, beloved"
"bear-strong, hardy bear"
"divine play, cosmic sport"
"day's work, daily passage"
"youth, vitality"
"eternal ruler, ever-powerful"
"gift of God"
"Scottish one, from Scotland"
"harmony of sounds, consonance"
"immortal, eternal"
"victory of the people (via Nicholas)"
"house of the spirit of Ptah"
"bright clearing in the woods"
"new (naval)"
"a falling, a flowing"
"grace, favor"
"royal dignity, sovereign power"
"God is gracious"
"invented literary name"
"isle of apples"
Similar sound: These names share phonetic patterns with Lorraine — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic via Old French origins, giving them the same cultural heritage as Lorraine.
Rhythm: Lorraine is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.