Esmeralda sits next to 3 phonetic neighbors — Esmerelda, Miranda, and Rosalba are the closest matches by sound. Most share Esmeralda's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"emerald (gemstone)"
"God is my oath"
"truth, genuine"
"motion, wandering"
"lily flower, pure"
"lady, queen"
"beloved, esteemed"
"tranquil, serene, clear"
"God is my judge"
"God is my Lord, God's grace"
"grace, favor"
"light, illumination"
"sea of bitterness"
"born at dawn, luminous"
"alive, full of life"
"star"
"little noble one"
"noble kind, of noble birth"
"song, poem"
Similar sound: These names share phonetic patterns with Esmeralda — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish/Portuguese origins, giving them the same cultural heritage as Esmeralda.
Rhythm: Esmeralda is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.