Zillah sits next to 5 phonetic neighbors — Lila, Zara, and Shiloh are the closest matches by sound. Most share Zillah's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"shade, shadow, protection"
"woodland clearing on the hill"
"light of the meadow"
"official of Yah"
"pure"
"wealthy guardian"
"season, time"
"creative blend: pure + garland/wreath"
"modern coinage, variant of Mackenzie"
"green clearing"
"lake, water (from Lynn)"
"heavenly sea"
"gift of Yahweh"
"bright, splendid"
"ruler of elves (via Avery)"
"noble kind"
"pearl"
"industrious, striving"
"one who delivers, administrator"
"refreshed, satisfied"
"man-power mountain"
Similar sound: These names share phonetic patterns with Zillah — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Zillah.
Rhythm: Zillah is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.