Esty sits next to 3 phonetic neighbors — Essie, Esther, and Ettie are the closest matches by sound. Most share Esty's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"star"
"musical consonance"
"true image"
"rhyming pet form of Mary"
"fair one"
"night, dark beauty"
"little Eliot"
"good"
"wealthy, gift"
"bright fame"
"marsh clearing, ten's meadow"
"graceful lily"
"most holy, utterly pure"
"English place name surname"
"mercy (if from Eleanor)"
"beautiful rose"
"dew of God"
"Courageous, valiant"
"poet, bard"
"brightness, luminosity"
"stone worker, mason"
Similar sound: These names share phonetic patterns with Esty — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Esty.
Rhythm: Esty is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.