Aeris sits next to 3 phonetic neighbors — Eris, Iris, and Aerith are the closest matches by sound. Most share Aeris's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"air, atmosphere, breeze"
"wren, small bird"
"disclosure, unhiddenness"
"possibly related to Eliza (my God is an oath)"
"light, radiance"
"earth, land, soil"
"true image"
"Supplanter, one who follows"
"God is gracious"
"estate of Cynsige's people"
"beautiful"
"thunder"
"my love"
"News, tidings"
"Life, living"
"star of the sea"
"radiant, shining light"
"from the highest mountain"
"fond of horses (philos + hippos)"
"beautiful altar"
"birch wood clearing"
Similar sound: These names share phonetic patterns with Aeris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Aeris.
Rhythm: Aeris is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.