Aster sits next to 3 phonetic neighbors — Esther, Astra, and Astrid are the closest matches by sound. Most share Aster's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"star"
"resurrection, she who shall rise again"
"independent, one of a kind (Maverick root)"
"my delight"
"princess (via Amira)"
"beloved (via Mia/Maria)"
"God is gracious"
"grace, kindness"
"invented name, possibly Violet rearranged"
"sonorous, resonant, pleasant-sounding"
"bird"
"manly, strong"
"harmony, concord, agreement"
"sea (via Kai variant)"
"gift, present"
"the victorious (if from Cairo)"
"one who lives near a brook or stream"
"one who tailors or crafts"
"elegance, poise"
"high-born, sublime"
"pale clearing"
Similar sound: These names share phonetic patterns with Aster — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Aster.
Rhythm: Aster is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.