Astreya sits next to 4 phonetic neighbors — Astraea, Astrid, and Estrella are the closest matches by sound. Most share Astreya's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"star maiden, starry one"
"pearl of the meadow"
"Midwinter feast, Christmas season"
"new star, new sky"
"from Tennyson, little Tenne"
"from Évreux (place in Normandy)"
"air, breeze (from Aira element)"
"I believe"
Similar sound: These names share phonetic patterns with Astreya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Astreya.
Rhythm: Astreya is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.