Alix sits next to 4 phonetic neighbors — Alex, Alice, and Alyx are the closest matches by sound. Most share Alix's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"defender of the people"
"dark, black-haired"
"princess of God"
"dweller by the river"
"son of Emery (surname origin)"
"from the royal meadow fortress"
"moonlight halo"
"thankful, God has heard"
"beautiful/God (Swahili + Hebrew blend)"
"whole, universal"
"Mary + Lynn (lake)"
"God has favored me"
"harmony, freedom from conflict"
"variant of Amari meaning strength or grace"
"judged, vindicated"
"diminutive of Zora meaning dawn or aurora"
"joyful, happy, rejoicing"
"bitter"
"red-haired, ruddy complexion"
"joy, music (archaic)"
"fairy lake"
Similar sound: These names share phonetic patterns with Alix — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via French origins, giving them the same cultural heritage as Alix.
Rhythm: Alix is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.