Eiza sits next to 3 phonetic neighbors — Eliza, Isa, and Aiza are the closest matches by sound. Most share Eiza's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"my God is an oath, pledged to God"
"light, illuminated"
"beautiful"
"beautiful Mia"
"modern melodic invention"
"help, aid"
"light, illumination"
"my God is an oath"
"aunt"
"feminine form of Carlos/Karl"
"beautiful sea"
"combination of Maria + Teresa"
"follower of Dionysus"
"God will add, God shall increase"
"night rain"
"celestial star"
"sky, atmosphere"
"river"
"desired, wished for"
Similar sound: These names share phonetic patterns with Eiza — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Eiza.
Rhythm: Eiza is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.