Zoella sits next to 5 phonetic neighbors — Zoe, Ella, and Stella are the closest matches by sound. Most share Zoella's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"life (from Zoe) with feminine diminutive"
"fame, glory"
"of noble birth"
"shelter, harbinger"
"beautiful rose"
"my God is abundance"
"God is my oath"
"associated with the moon"
"beloved miracle"
"honey bee"
"Mythical guardian: part eagle, part lion"
"fair one, bright fire"
"diamond of the sea"
"gift from God (folk etymology)"
"my father rejoices, father's joy"
"hay meadow by the lake"
"gift of Yahweh"
"brilliance, radiance"
"gift of Yahweh"
"each of the two (variant etymology)"
"bright meadow, bright clearing"
Similar sound: These names share phonetic patterns with Zoella — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Zoella.
Rhythm: Zoella is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.