Aracelys sits next to 3 phonetic neighbors — Araceli, Anacelys, and Aracely are the closest matches by sound. Most share Aracelys's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"altar of the sky, heavenly altar"
"son of Brice"
"Modern invented name; no established etymology"
Similar sound: These names share phonetic patterns with Aracelys — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish/Latin origins, giving them the same cultural heritage as Aracelys.
Rhythm: Aracelys is a 5-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.